21747291263

素因数分解:

${\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1\times {\mathrm{199999}}^1$

素因数の和:200174

約数の個数: 16

約数和(自身を含む): 23520000000

約数和(自身を除く): 1772708737

約数列:

[1, 19, 59, 97, 1121, 1843, 5723, 108737, 199999, 3799981, 11799941, 19399903, 224198879, 368598157, 1144594277, 21747291263]

約数ペア:

[(1, 21747291263), (19, 1144594277), (59, 368598157), (97, 224198879), (1121, 19399903), (1843, 11799941), (5723, 3799981), (108737, 199999)]