21021931572

素因数分解:

$2^2\times 3^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1\times {\mathrm{154061}}^1$

素因数の和:154288

約数の個数: 48

約数和(自身を含む): 50004827712

約数和(自身を除く): 28982896140

約数列:

[1, 2, 3, 4, 6, 12, 83, 137, 166, 249, 274, 332, 411, 498, 548, 822, 996, 1644, 11371, 22742, 34113, 45484, 68226, 136452, 154061, 308122, 462183, 616244, 924366, 1848732, 12787063, 21106357, 25574126, 38361189, 42212714, 51148252, 63319071, 76722378, 84425428, 126638142, 153444756, 253276284, 1751827631, 3503655262, 5255482893, 7007310524, 10510965786, 21021931572]

約数ペア:

[(1, 21021931572), (2, 10510965786), (3, 7007310524), (4, 5255482893), (6, 3503655262), (12, 1751827631), (83, 253276284), (137, 153444756), (166, 126638142), (249, 84425428), (274, 76722378), (332, 63319071), (411, 51148252), (498, 42212714), (548, 38361189), (822, 25574126), (996, 21106357), (1644, 12787063), (11371, 1848732), (22742, 924366), (34113, 616244), (45484, 462183), (68226, 308122), (136452, 154061)]