21350096

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1481}}^1$

素因数の和:1559

約数の個数: 40

約数和(自身を含む): 44655624

約数和(自身を除く): 23305528

約数列:

[1, 2, 4, 8, 16, 17, 34, 53, 68, 106, 136, 212, 272, 424, 848, 901, 1481, 1802, 2962, 3604, 5924, 7208, 11848, 14416, 23696, 25177, 50354, 78493, 100708, 156986, 201416, 313972, 402832, 627944, 1255888, 1334381, 2668762, 5337524, 10675048, 21350096]

約数ペア:

[(1, 21350096), (2, 10675048), (4, 5337524), (8, 2668762), (16, 1334381), (17, 1255888), (34, 627944), (53, 402832), (68, 313972), (106, 201416), (136, 156986), (212, 100708), (272, 78493), (424, 50354), (848, 25177), (901, 23696), (1481, 14416), (1802, 11848), (2962, 7208), (3604, 5924)]