21723643730

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{1178711}}^1$

素因数の和:1178834

約数の個数: 32

約数和(自身を含む): 41584959360

約数和(自身を除く): 19861315630

約数列:

[1, 2, 5, 10, 19, 38, 95, 97, 190, 194, 485, 970, 1843, 3686, 9215, 18430, 1178711, 2357422, 5893555, 11787110, 22395509, 44791018, 111977545, 114334967, 223955090, 228669934, 571674835, 1143349670, 2172364373, 4344728746, 10861821865, 21723643730]

約数ペア:

[(1, 21723643730), (2, 10861821865), (5, 4344728746), (10, 2172364373), (19, 1143349670), (38, 571674835), (95, 228669934), (97, 223955090), (190, 114334967), (194, 111977545), (485, 44791018), (970, 22395509), (1843, 11787110), (3686, 5893555), (9215, 2357422), (18430, 1178711)]