21453072

素因数分解:

$2^4\times 3^1\times {\mathrm{107}}^1\times {\mathrm{4177}}^1$

素因数の和:4295

約数の個数: 40

約数和(自身を含む): 55951776

約数和(自身を除く): 34498704

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 107, 214, 321, 428, 642, 856, 1284, 1712, 2568, 4177, 5136, 8354, 12531, 16708, 25062, 33416, 50124, 66832, 100248, 200496, 446939, 893878, 1340817, 1787756, 2681634, 3575512, 5363268, 7151024, 10726536, 21453072]

約数ペア:

[(1, 21453072), (2, 10726536), (3, 7151024), (4, 5363268), (6, 3575512), (8, 2681634), (12, 1787756), (16, 1340817), (24, 893878), (48, 446939), (107, 200496), (214, 100248), (321, 66832), (428, 50124), (642, 33416), (856, 25062), (1284, 16708), (1712, 12531), (2568, 8354), (4177, 5136)]