21157767012

素因数分解:

$2^2\times 3^1\times {\mathrm{659}}^1\times {\mathrm{811}}^1\times {\mathrm{3299}}^1$

素因数の和:4776

約数の個数: 48

約数和(自身を含む): 49519008000

約数和(自身を除く): 28361240988

約数列:

[1, 2, 3, 4, 6, 12, 659, 811, 1318, 1622, 1977, 2433, 2636, 3244, 3299, 3954, 4866, 6598, 7908, 9732, 9897, 13196, 19794, 39588, 534449, 1068898, 1603347, 2137796, 2174041, 2675489, 3206694, 4348082, 5350978, 6413388, 6522123, 8026467, 8696164, 10701956, 13044246, 16052934, 26088492, 32105868, 1763147251, 3526294502, 5289441753, 7052589004, 10578883506, 21157767012]

約数ペア:

[(1, 21157767012), (2, 10578883506), (3, 7052589004), (4, 5289441753), (6, 3526294502), (12, 1763147251), (659, 32105868), (811, 26088492), (1318, 16052934), (1622, 13044246), (1977, 10701956), (2433, 8696164), (2636, 8026467), (3244, 6522123), (3299, 6413388), (3954, 5350978), (4866, 4348082), (6598, 3206694), (7908, 2675489), (9732, 2174041), (9897, 2137796), (13196, 1603347), (19794, 1068898), (39588, 534449)]