21598232

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{557}}^1$

素因数の和:731

約数の個数: 32

約数和(自身を含む): 41983920

約数和(自身を除く): 20385688

約数列:

[1, 2, 4, 8, 37, 74, 131, 148, 262, 296, 524, 557, 1048, 1114, 2228, 4456, 4847, 9694, 19388, 20609, 38776, 41218, 72967, 82436, 145934, 164872, 291868, 583736, 2699779, 5399558, 10799116, 21598232]

約数ペア:

[(1, 21598232), (2, 10799116), (4, 5399558), (8, 2699779), (37, 583736), (74, 291868), (131, 164872), (148, 145934), (262, 82436), (296, 72967), (524, 41218), (557, 38776), (1048, 20609), (1114, 19388), (2228, 9694), (4456, 4847)]