21843445

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{769}}^1$

素因数の和:829

約数の個数: 32

約数和(自身を含む): 31046400

約数和(自身を除く): 9202955

約数列:

[1, 5, 13, 19, 23, 65, 95, 115, 247, 299, 437, 769, 1235, 1495, 2185, 3845, 5681, 9997, 14611, 17687, 28405, 49985, 73055, 88435, 189943, 229931, 336053, 949715, 1149655, 1680265, 4368689, 21843445]

約数ペア:

[(1, 21843445), (5, 4368689), (13, 1680265), (19, 1149655), (23, 949715), (65, 336053), (95, 229931), (115, 189943), (247, 88435), (299, 73055), (437, 49985), (769, 28405), (1235, 17687), (1495, 14611), (2185, 9997), (3845, 5681)]