21771977536

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{919}}^1\times {\mathrm{11941}}^1$

素因数の和:12903

約数の個数: 56

約数和(自身を含む): 44649704960

約数和(自身を除く): 22877727424

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 248, 496, 919, 992, 1838, 1984, 3676, 7352, 11941, 14704, 23882, 28489, 29408, 47764, 56978, 58816, 95528, 113956, 191056, 227912, 370171, 382112, 455824, 740342, 764224, 911648, 1480684, 1823296, 2961368, 5922736, 10973779, 11845472, 21947558, 23690944, 43895116, 87790232, 175580464, 340187149, 351160928, 680374298, 702321856, 1360748596, 2721497192, 5442994384, 10885988768, 21771977536]

約数ペア:

[(1, 21771977536), (2, 10885988768), (4, 5442994384), (8, 2721497192), (16, 1360748596), (31, 702321856), (32, 680374298), (62, 351160928), (64, 340187149), (124, 175580464), (248, 87790232), (496, 43895116), (919, 23690944), (992, 21947558), (1838, 11845472), (1984, 10973779), (3676, 5922736), (7352, 2961368), (11941, 1823296), (14704, 1480684), (23882, 911648), (28489, 764224), (29408, 740342), (47764, 455824), (56978, 382112), (58816, 370171), (95528, 227912), (113956, 191056)]