21048456

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{6133}}^1$

素因数の和:6166

約数の個数: 64

約数和(自身を含む): 61830720

約数和(自身を除く): 40782264

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 22, 24, 26, 33, 39, 44, 52, 66, 78, 88, 104, 132, 143, 156, 264, 286, 312, 429, 572, 858, 1144, 1716, 3432, 6133, 12266, 18399, 24532, 36798, 49064, 67463, 73596, 79729, 134926, 147192, 159458, 202389, 239187, 269852, 318916, 404778, 478374, 539704, 637832, 809556, 877019, 956748, 1619112, 1754038, 1913496, 2631057, 3508076, 5262114, 7016152, 10524228, 21048456]

約数ペア:

[(1, 21048456), (2, 10524228), (3, 7016152), (4, 5262114), (6, 3508076), (8, 2631057), (11, 1913496), (12, 1754038), (13, 1619112), (22, 956748), (24, 877019), (26, 809556), (33, 637832), (39, 539704), (44, 478374), (52, 404778), (66, 318916), (78, 269852), (88, 239187), (104, 202389), (132, 159458), (143, 147192), (156, 134926), (264, 79729), (286, 73596), (312, 67463), (429, 49064), (572, 36798), (858, 24532), (1144, 18399), (1716, 12266), (3432, 6133)]