21193669980

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{136751}}^1$

素因数の和:136817

約数の個数: 192

約数和(自身を含む): 77193768960

約数和(自身を除く): 56000098980

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 41, 42, 45, 54, 60, 63, 70, 82, 84, 90, 105, 108, 123, 126, 135, 140, 164, 180, 189, 205, 210, 246, 252, 270, 287, 315, 369, 378, 410, 420, 492, 540, 574, 615, 630, 738, 756, 820, 861, 945, 1107, 1148, 1230, 1260, 1435, 1476, 1722, 1845, 1890, 2214, 2460, 2583, 2870, 3444, 3690, 3780, 4305, 4428, 5166, 5535, 5740, 7380, 7749, 8610, 10332, 11070, 12915, 15498, 17220, 22140, 25830, 30996, 38745, 51660, 77490, 136751, 154980, 273502, 410253, 547004, 683755, 820506, 957257, 1230759, 1367510, 1641012, 1914514, 2051265, 2461518, 2735020, 2871771, 3692277, 3829028, 4102530, 4786285, 4923036, 5606791, 5743542, 6153795, 7384554, 8205060, 8615313, 9572570, 11213582, 11487084, 12307590, 14358855, 14769108, 16820373, 17230626, 18461385, 19145140, 22427164, 24615180, 25845939, 28033955, 28717710, 33640746, 34461252, 36922770, 39247537, 43076565, 50461119, 51691878, 56067910, 57435420, 67281492, 73845540, 78495074, 84101865, 86153130, 100922238, 103383756, 112135820, 117742611, 129229695, 151383357, 156990148, 168203730, 172306260, 196237685, 201844476, 235485222, 252305595, 258459390, 302766714, 336407460, 353227833, 392475370, 470970444, 504611190, 516918780, 588713055, 605533428, 706455666, 756916785, 784950740, 1009222380, 1059683499, 1177426110, 1412911332, 1513833570, 1766139165, 2119366998, 2354852220, 3027667140, 3532278330, 4238733996, 5298417495, 7064556660, 10596834990, 21193669980]

約数ペア:

[(1, 21193669980), (2, 10596834990), (3, 7064556660), (4, 5298417495), (5, 4238733996), (6, 3532278330), (7, 3027667140), (9, 2354852220), (10, 2119366998), (12, 1766139165), (14, 1513833570), (15, 1412911332), (18, 1177426110), (20, 1059683499), (21, 1009222380), (27, 784950740), (28, 756916785), (30, 706455666), (35, 605533428), (36, 588713055), (41, 516918780), (42, 504611190), (45, 470970444), (54, 392475370), (60, 353227833), (63, 336407460), (70, 302766714), (82, 258459390), (84, 252305595), (90, 235485222), (105, 201844476), (108, 196237685), (123, 172306260), (126, 168203730), (135, 156990148), (140, 151383357), (164, 129229695), (180, 117742611), (189, 112135820), (205, 103383756), (210, 100922238), (246, 86153130), (252, 84101865), (270, 78495074), (287, 73845540), (315, 67281492), (369, 57435420), (378, 56067910), (410, 51691878), (420, 50461119), (492, 43076565), (540, 39247537), (574, 36922770), (615, 34461252), (630, 33640746), (738, 28717710), (756, 28033955), (820, 25845939), (861, 24615180), (945, 22427164), (1107, 19145140), (1148, 18461385), (1230, 17230626), (1260, 16820373), (1435, 14769108), (1476, 14358855), (1722, 12307590), (1845, 11487084), (1890, 11213582), (2214, 9572570), (2460, 8615313), (2583, 8205060), (2870, 7384554), (3444, 6153795), (3690, 5743542), (3780, 5606791), (4305, 4923036), (4428, 4786285), (5166, 4102530), (5535, 3829028), (5740, 3692277), (7380, 2871771), (7749, 2735020), (8610, 2461518), (10332, 2051265), (11070, 1914514), (12915, 1641012), (15498, 1367510), (17220, 1230759), (22140, 957257), (25830, 820506), (30996, 683755), (38745, 547004), (51660, 410253), (77490, 273502), (136751, 154980)]