21000228151

素因数分解:

$7^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1\times {\mathrm{113}}^1\times {\mathrm{3167}}^1$

素因数の和:3471

約数の個数: 32

約数和(自身を含む): 24754802688

約数和(自身を除く): 3754574537

約数列:

[1, 7, 83, 101, 113, 581, 707, 791, 3167, 8383, 9379, 11413, 22169, 58681, 65653, 79891, 262861, 319867, 357871, 947279, 1840027, 2239069, 2505097, 6630953, 26548961, 29703293, 36144971, 185842727, 207923051, 253014797, 3000032593, 21000228151]

約数ペア:

[(1, 21000228151), (7, 3000032593), (83, 253014797), (101, 207923051), (113, 185842727), (581, 36144971), (707, 29703293), (791, 26548961), (3167, 6630953), (8383, 2505097), (9379, 2239069), (11413, 1840027), (22169, 947279), (58681, 357871), (65653, 319867), (79891, 262861)]