21000879803

素因数分解:

${\mathrm{101}}^1\times {\mathrm{227}}^1\times {\mathrm{641}}^1\times {\mathrm{1429}}^1$

素因数の和:2398

約数の個数: 16

約数和(自身を含む): 21350403360

約数和(自身を除く): 349523557

約数列:

[1, 101, 227, 641, 1429, 22927, 64741, 144329, 145507, 324383, 915989, 14696207, 32762683, 92514889, 207929503, 21000879803]

約数ペア:

[(1, 21000879803), (101, 207929503), (227, 92514889), (641, 32762683), (1429, 14696207), (22927, 915989), (64741, 324383), (144329, 145507)]