21237647511

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{15791}}^1\times {\mathrm{26371}}^1$

素因数の和:42182

約数の個数: 16

約数和(自身を含む): 29985596928

約数和(自身を除く): 8747949417

約数列:

[1, 3, 17, 51, 15791, 26371, 47373, 79113, 268447, 448307, 805341, 1344921, 416424461, 1249273383, 7079215837, 21237647511]

約数ペア:

[(1, 21237647511), (3, 7079215837), (17, 1249273383), (51, 416424461), (15791, 1344921), (26371, 805341), (47373, 448307), (79113, 268447)]