21105798

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{6361}}^1$

素因数の和:6452

約数の個数: 32

約数和(自身を含む): 48860160

約数和(自身を除く): 27754362

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 79, 158, 237, 474, 553, 1106, 1659, 3318, 6361, 12722, 19083, 38166, 44527, 89054, 133581, 267162, 502519, 1005038, 1507557, 3015114, 3517633, 7035266, 10552899, 21105798]

約数ペア:

[(1, 21105798), (2, 10552899), (3, 7035266), (6, 3517633), (7, 3015114), (14, 1507557), (21, 1005038), (42, 502519), (79, 267162), (158, 133581), (237, 89054), (474, 44527), (553, 38166), (1106, 19083), (1659, 12722), (3318, 6361)]