21487034

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{3911}}^1$

素因数の和:4021

約数の個数: 16

約数和(自身を含む): 33518016

約数和(自身を除く): 12030982

約数列:

[1, 2, 41, 67, 82, 134, 2747, 3911, 5494, 7822, 160351, 262037, 320702, 524074, 10743517, 21487034]

約数ペア:

[(1, 21487034), (2, 10743517), (41, 524074), (67, 320702), (82, 262037), (134, 160351), (2747, 7822), (3911, 5494)]