21967240

素因数分解:

$2^3\times 5^1\times {\mathrm{233}}^1\times {\mathrm{2357}}^1$

素因数の和:2601

約数の個数: 32

約数和(自身を含む): 49659480

約数和(自身を除く): 27692240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 233, 466, 932, 1165, 1864, 2330, 2357, 4660, 4714, 9320, 9428, 11785, 18856, 23570, 47140, 94280, 549181, 1098362, 2196724, 2745905, 4393448, 5491810, 10983620, 21967240]

約数ペア:

[(1, 21967240), (2, 10983620), (4, 5491810), (5, 4393448), (8, 2745905), (10, 2196724), (20, 1098362), (40, 549181), (233, 94280), (466, 47140), (932, 23570), (1165, 18856), (1864, 11785), (2330, 9428), (2357, 9320), (4660, 4714)]