21491508

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{94261}}^1$

素因数の和:94287

約数の個数: 24

約数和(自身を含む): 52786720

約数和(自身を除く): 31295212

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 94261, 188522, 282783, 377044, 565566, 1131132, 1790959, 3581918, 5372877, 7163836, 10745754, 21491508]

約数ペア:

[(1, 21491508), (2, 10745754), (3, 7163836), (4, 5372877), (6, 3581918), (12, 1790959), (19, 1131132), (38, 565566), (57, 377044), (76, 282783), (114, 188522), (228, 94261)]