21904914

素因数分解:

$2^1\times 3^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1\times {\mathrm{449}}^1$

素因数の和:674

約数の個数: 32

約数和(自身を含む): 45100800

約数和(自身を除く): 23195886

約数列:

[1, 2, 3, 6, 47, 94, 141, 173, 282, 346, 449, 519, 898, 1038, 1347, 2694, 8131, 16262, 21103, 24393, 42206, 48786, 63309, 77677, 126618, 155354, 233031, 466062, 3650819, 7301638, 10952457, 21904914]

約数ペア:

[(1, 21904914), (2, 10952457), (3, 7301638), (6, 3650819), (47, 466062), (94, 233031), (141, 155354), (173, 126618), (282, 77677), (346, 63309), (449, 48786), (519, 42206), (898, 24393), (1038, 21103), (1347, 16262), (2694, 8131)]