21487050

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{3673}}^1$

素因数の和:3704

約数の個数: 72

約数和(自身を含む): 62186124

約数和(自身を除く): 40699074

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 25, 26, 30, 39, 45, 50, 65, 75, 78, 90, 117, 130, 150, 195, 225, 234, 325, 390, 450, 585, 650, 975, 1170, 1950, 2925, 3673, 5850, 7346, 11019, 18365, 22038, 33057, 36730, 47749, 55095, 66114, 91825, 95498, 110190, 143247, 165285, 183650, 238745, 275475, 286494, 330570, 429741, 477490, 550950, 716235, 826425, 859482, 1193725, 1432470, 1652850, 2148705, 2387450, 3581175, 4297410, 7162350, 10743525, 21487050]

約数ペア:

[(1, 21487050), (2, 10743525), (3, 7162350), (5, 4297410), (6, 3581175), (9, 2387450), (10, 2148705), (13, 1652850), (15, 1432470), (18, 1193725), (25, 859482), (26, 826425), (30, 716235), (39, 550950), (45, 477490), (50, 429741), (65, 330570), (75, 286494), (78, 275475), (90, 238745), (117, 183650), (130, 165285), (150, 143247), (195, 110190), (225, 95498), (234, 91825), (325, 66114), (390, 55095), (450, 47749), (585, 36730), (650, 33057), (975, 22038), (1170, 18365), (1950, 11019), (2925, 7346), (3673, 5850)]