21493476

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{12703}}^1$

素因数の和:12760

約数の個数: 36

約数和(自身を含む): 55491072

約数和(自身を除く): 33997596

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 94, 141, 188, 282, 423, 564, 846, 1692, 12703, 25406, 38109, 50812, 76218, 114327, 152436, 228654, 457308, 597041, 1194082, 1791123, 2388164, 3582246, 5373369, 7164492, 10746738, 21493476]

約数ペア:

[(1, 21493476), (2, 10746738), (3, 7164492), (4, 5373369), (6, 3582246), (9, 2388164), (12, 1791123), (18, 1194082), (36, 597041), (47, 457308), (94, 228654), (141, 152436), (188, 114327), (282, 76218), (423, 50812), (564, 38109), (846, 25406), (1692, 12703)]