21994890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{587}}^1\times {\mathrm{1249}}^1$

素因数の和:1846

約数の個数: 32

約数和(自身を含む): 52920000

約数和(自身を除く): 30925110

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 587, 1174, 1249, 1761, 2498, 2935, 3522, 3747, 5870, 6245, 7494, 8805, 12490, 17610, 18735, 37470, 733163, 1466326, 2199489, 3665815, 4398978, 7331630, 10997445, 21994890]

約数ペア:

[(1, 21994890), (2, 10997445), (3, 7331630), (5, 4398978), (6, 3665815), (10, 2199489), (15, 1466326), (30, 733163), (587, 37470), (1174, 18735), (1249, 17610), (1761, 12490), (2498, 8805), (2935, 7494), (3522, 6245), (3747, 5870)]