21164438

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{283}}^1\times {\mathrm{613}}^1$

素因数の和:959

約数の個数: 16

約数和(自身を含む): 32433936

約数和(自身を除く): 11269498

約数列:

[1, 2, 61, 122, 283, 566, 613, 1226, 17263, 34526, 37393, 74786, 173479, 346958, 10582219, 21164438]

約数ペア:

[(1, 21164438), (2, 10582219), (61, 346958), (122, 173479), (283, 74786), (566, 37393), (613, 34526), (1226, 17263)]