21336120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1$

素因数の和:174

約数の個数: 192

約数和(自身を含む): 77051520

約数和(自身を除く): 55715400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 47, 52, 60, 65, 72, 78, 90, 94, 97, 104, 117, 120, 130, 141, 156, 180, 188, 194, 195, 234, 235, 260, 282, 291, 312, 360, 376, 388, 390, 423, 468, 470, 485, 520, 564, 582, 585, 611, 705, 776, 780, 846, 873, 936, 940, 970, 1128, 1164, 1170, 1222, 1261, 1410, 1455, 1560, 1692, 1746, 1833, 1880, 1940, 2115, 2328, 2340, 2444, 2522, 2820, 2910, 3055, 3384, 3492, 3666, 3783, 3880, 4230, 4365, 4559, 4680, 4888, 5044, 5499, 5640, 5820, 6110, 6305, 6984, 7332, 7566, 8460, 8730, 9118, 9165, 10088, 10998, 11349, 11640, 12220, 12610, 13677, 14664, 15132, 16920, 17460, 18236, 18330, 18915, 21996, 22698, 22795, 24440, 25220, 27354, 27495, 30264, 34920, 36472, 36660, 37830, 41031, 43992, 45396, 45590, 50440, 54708, 54990, 56745, 59267, 68385, 73320, 75660, 82062, 90792, 91180, 109416, 109980, 113490, 118534, 136770, 151320, 164124, 177801, 182360, 205155, 219960, 226980, 237068, 273540, 296335, 328248, 355602, 410310, 453960, 474136, 533403, 547080, 592670, 711204, 820620, 889005, 1066806, 1185340, 1422408, 1641240, 1778010, 2133612, 2370680, 2667015, 3556020, 4267224, 5334030, 7112040, 10668060, 21336120]

約数ペア:

[(1, 21336120), (2, 10668060), (3, 7112040), (4, 5334030), (5, 4267224), (6, 3556020), (8, 2667015), (9, 2370680), (10, 2133612), (12, 1778010), (13, 1641240), (15, 1422408), (18, 1185340), (20, 1066806), (24, 889005), (26, 820620), (30, 711204), (36, 592670), (39, 547080), (40, 533403), (45, 474136), (47, 453960), (52, 410310), (60, 355602), (65, 328248), (72, 296335), (78, 273540), (90, 237068), (94, 226980), (97, 219960), (104, 205155), (117, 182360), (120, 177801), (130, 164124), (141, 151320), (156, 136770), (180, 118534), (188, 113490), (194, 109980), (195, 109416), (234, 91180), (235, 90792), (260, 82062), (282, 75660), (291, 73320), (312, 68385), (360, 59267), (376, 56745), (388, 54990), (390, 54708), (423, 50440), (468, 45590), (470, 45396), (485, 43992), (520, 41031), (564, 37830), (582, 36660), (585, 36472), (611, 34920), (705, 30264), (776, 27495), (780, 27354), (846, 25220), (873, 24440), (936, 22795), (940, 22698), (970, 21996), (1128, 18915), (1164, 18330), (1170, 18236), (1222, 17460), (1261, 16920), (1410, 15132), (1455, 14664), (1560, 13677), (1692, 12610), (1746, 12220), (1833, 11640), (1880, 11349), (1940, 10998), (2115, 10088), (2328, 9165), (2340, 9118), (2444, 8730), (2522, 8460), (2820, 7566), (2910, 7332), (3055, 6984), (3384, 6305), (3492, 6110), (3666, 5820), (3783, 5640), (3880, 5499), (4230, 5044), (4365, 4888), (4559, 4680)]