20921855678414

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{170809}}^1\times {\mathrm{838951}}^1$

素因数の和:1009835

約数の個数: 16

約数和(自身を含む): 31812908828640

約数和(自身を除く): 10891053150226

約数列:

[1, 2, 73, 146, 170809, 341618, 838951, 1677902, 12469057, 24938114, 61243423, 122486846, 143300381359, 286600762718, 10460927839207, 20921855678414]

約数ペア:

[(1, 20921855678414), (2, 10460927839207), (73, 286600762718), (146, 143300381359), (170809, 122486846), (341618, 61243423), (838951, 24938114), (1677902, 12469057)]