21270758410

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{733}}^1\times {\mathrm{797}}^1$

素因数の和:1879

約数の個数: 64

約数和(自身を含む): 42004013184

約数和(自身を除く): 20733254774

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 331, 662, 733, 797, 1466, 1594, 1655, 3310, 3641, 3665, 3985, 7282, 7330, 7970, 8063, 8767, 16126, 17534, 18205, 36410, 40315, 43835, 80630, 87670, 242623, 263807, 485246, 527614, 584201, 1168402, 1213115, 1319035, 2426230, 2638070, 2668853, 2901877, 2921005, 5337706, 5803754, 5842010, 6426211, 12852422, 13344265, 14509385, 26688530, 29018770, 32131055, 64262110, 193370531, 386741062, 966852655, 1933705310, 2127075841, 4254151682, 10635379205, 21270758410]

約数ペア:

[(1, 21270758410), (2, 10635379205), (5, 4254151682), (10, 2127075841), (11, 1933705310), (22, 966852655), (55, 386741062), (110, 193370531), (331, 64262110), (662, 32131055), (733, 29018770), (797, 26688530), (1466, 14509385), (1594, 13344265), (1655, 12852422), (3310, 6426211), (3641, 5842010), (3665, 5803754), (3985, 5337706), (7282, 2921005), (7330, 2901877), (7970, 2668853), (8063, 2638070), (8767, 2426230), (16126, 1319035), (17534, 1213115), (18205, 1168402), (36410, 584201), (40315, 527614), (43835, 485246), (80630, 263807), (87670, 242623)]