21962928

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{577}}^1$

素因数の和:662

約数の個数: 80

約数和(自身を含む): 62211296

約数和(自身を除く): 40248368

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 61, 78, 104, 122, 156, 183, 208, 244, 312, 366, 488, 577, 624, 732, 793, 976, 1154, 1464, 1586, 1731, 2308, 2379, 2928, 3172, 3462, 4616, 4758, 6344, 6924, 7501, 9232, 9516, 12688, 13848, 15002, 19032, 22503, 27696, 30004, 35197, 38064, 45006, 60008, 70394, 90012, 105591, 120016, 140788, 180024, 211182, 281576, 360048, 422364, 457561, 563152, 844728, 915122, 1372683, 1689456, 1830244, 2745366, 3660488, 5490732, 7320976, 10981464, 21962928]

約数ペア:

[(1, 21962928), (2, 10981464), (3, 7320976), (4, 5490732), (6, 3660488), (8, 2745366), (12, 1830244), (13, 1689456), (16, 1372683), (24, 915122), (26, 844728), (39, 563152), (48, 457561), (52, 422364), (61, 360048), (78, 281576), (104, 211182), (122, 180024), (156, 140788), (183, 120016), (208, 105591), (244, 90012), (312, 70394), (366, 60008), (488, 45006), (577, 38064), (624, 35197), (732, 30004), (793, 27696), (976, 22503), (1154, 19032), (1464, 15002), (1586, 13848), (1731, 12688), (2308, 9516), (2379, 9232), (2928, 7501), (3172, 6924), (3462, 6344), (4616, 4758)]