21725964

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^2\times {\mathrm{3571}}^1$

素因数の和:3607

約数の個数: 54

約数和(自身を含む): 59484516

約数和(自身を除く): 37758552

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 169, 234, 338, 468, 507, 676, 1014, 1521, 2028, 3042, 3571, 6084, 7142, 10713, 14284, 21426, 32139, 42852, 46423, 64278, 92846, 128556, 139269, 185692, 278538, 417807, 557076, 603499, 835614, 1206998, 1671228, 1810497, 2413996, 3620994, 5431491, 7241988, 10862982, 21725964]

約数ペア:

[(1, 21725964), (2, 10862982), (3, 7241988), (4, 5431491), (6, 3620994), (9, 2413996), (12, 1810497), (13, 1671228), (18, 1206998), (26, 835614), (36, 603499), (39, 557076), (52, 417807), (78, 278538), (117, 185692), (156, 139269), (169, 128556), (234, 92846), (338, 64278), (468, 46423), (507, 42852), (676, 32139), (1014, 21426), (1521, 14284), (2028, 10713), (3042, 7142), (3571, 6084)]