21297632

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1523}}^1$

素因数の和:1575

約数の個数: 48

約数和(自身を含む): 46085760

約数和(自身を除く): 24788128

約数列:

[1, 2, 4, 8, 16, 19, 23, 32, 38, 46, 76, 92, 152, 184, 304, 368, 437, 608, 736, 874, 1523, 1748, 3046, 3496, 6092, 6992, 12184, 13984, 24368, 28937, 35029, 48736, 57874, 70058, 115748, 140116, 231496, 280232, 462992, 560464, 665551, 925984, 1120928, 1331102, 2662204, 5324408, 10648816, 21297632]

約数ペア:

[(1, 21297632), (2, 10648816), (4, 5324408), (8, 2662204), (16, 1331102), (19, 1120928), (23, 925984), (32, 665551), (38, 560464), (46, 462992), (76, 280232), (92, 231496), (152, 140116), (184, 115748), (304, 70058), (368, 57874), (437, 48736), (608, 35029), (736, 28937), (874, 24368), (1523, 13984), (1748, 12184), (3046, 6992), (3496, 6092)]