21346104

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2207}}^1$

素因数の和:2260

約数の個数: 64

約数和(自身を含む): 59351040

約数和(自身を除く): 38004936

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 31, 39, 52, 62, 78, 93, 104, 124, 156, 186, 248, 312, 372, 403, 744, 806, 1209, 1612, 2207, 2418, 3224, 4414, 4836, 6621, 8828, 9672, 13242, 17656, 26484, 28691, 52968, 57382, 68417, 86073, 114764, 136834, 172146, 205251, 229528, 273668, 344292, 410502, 547336, 688584, 821004, 889421, 1642008, 1778842, 2668263, 3557684, 5336526, 7115368, 10673052, 21346104]

約数ペア:

[(1, 21346104), (2, 10673052), (3, 7115368), (4, 5336526), (6, 3557684), (8, 2668263), (12, 1778842), (13, 1642008), (24, 889421), (26, 821004), (31, 688584), (39, 547336), (52, 410502), (62, 344292), (78, 273668), (93, 229528), (104, 205251), (124, 172146), (156, 136834), (186, 114764), (248, 86073), (312, 68417), (372, 57382), (403, 52968), (744, 28691), (806, 26484), (1209, 17656), (1612, 13242), (2207, 9672), (2418, 8828), (3224, 6621), (4414, 4836)]