21452310

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{233}}^1$

素因数の和:291

約数の個数: 128

約数和(自身を含む): 64696320

約数和(自身を除く): 43244010

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 27, 30, 31, 33, 45, 54, 55, 62, 66, 90, 93, 99, 110, 135, 155, 165, 186, 198, 233, 270, 279, 297, 310, 330, 341, 465, 466, 495, 558, 594, 682, 699, 837, 930, 990, 1023, 1165, 1395, 1398, 1485, 1674, 1705, 2046, 2097, 2330, 2563, 2790, 2970, 3069, 3410, 3495, 4185, 4194, 5115, 5126, 6138, 6291, 6990, 7223, 7689, 8370, 9207, 10230, 10485, 12582, 12815, 14446, 15345, 15378, 18414, 20970, 21669, 23067, 25630, 30690, 31455, 36115, 38445, 43338, 46035, 46134, 62910, 65007, 69201, 72230, 76890, 79453, 92070, 108345, 115335, 130014, 138402, 158906, 195021, 216690, 230670, 238359, 325035, 346005, 390042, 397265, 476718, 650070, 692010, 715077, 794530, 975105, 1191795, 1430154, 1950210, 2145231, 2383590, 3575385, 4290462, 7150770, 10726155, 21452310]

約数ペア:

[(1, 21452310), (2, 10726155), (3, 7150770), (5, 4290462), (6, 3575385), (9, 2383590), (10, 2145231), (11, 1950210), (15, 1430154), (18, 1191795), (22, 975105), (27, 794530), (30, 715077), (31, 692010), (33, 650070), (45, 476718), (54, 397265), (55, 390042), (62, 346005), (66, 325035), (90, 238359), (93, 230670), (99, 216690), (110, 195021), (135, 158906), (155, 138402), (165, 130014), (186, 115335), (198, 108345), (233, 92070), (270, 79453), (279, 76890), (297, 72230), (310, 69201), (330, 65007), (341, 62910), (465, 46134), (466, 46035), (495, 43338), (558, 38445), (594, 36115), (682, 31455), (699, 30690), (837, 25630), (930, 23067), (990, 21669), (1023, 20970), (1165, 18414), (1395, 15378), (1398, 15345), (1485, 14446), (1674, 12815), (1705, 12582), (2046, 10485), (2097, 10230), (2330, 9207), (2563, 8370), (2790, 7689), (2970, 7223), (3069, 6990), (3410, 6291), (3495, 6138), (4185, 5126), (4194, 5115)]