21167484

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{2887}}^1$

素因数の和:2954

約数の個数: 48

約数和(自身を含む): 54340608

約数和(自身を除く): 33173124

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 47, 52, 78, 94, 141, 156, 188, 282, 564, 611, 1222, 1833, 2444, 2887, 3666, 5774, 7332, 8661, 11548, 17322, 34644, 37531, 75062, 112593, 135689, 150124, 225186, 271378, 407067, 450372, 542756, 814134, 1628268, 1763957, 3527914, 5291871, 7055828, 10583742, 21167484]

約数ペア:

[(1, 21167484), (2, 10583742), (3, 7055828), (4, 5291871), (6, 3527914), (12, 1763957), (13, 1628268), (26, 814134), (39, 542756), (47, 450372), (52, 407067), (78, 271378), (94, 225186), (141, 150124), (156, 135689), (188, 112593), (282, 75062), (564, 37531), (611, 34644), (1222, 17322), (1833, 11548), (2444, 8661), (2887, 7332), (3666, 5774)]