21212201879

素因数分解:

${\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{521}}^1\times {\mathrm{24841}}^1$

素因数の和:25522

約数の個数: 16

約数和(自身を含む): 23341543200

約数和(自身を除く): 2129341321

約数列:

[1, 11, 149, 521, 1639, 5731, 24841, 77629, 273251, 853919, 3701309, 12942161, 40714399, 142363771, 1928381989, 21212201879]

約数ペア:

[(1, 21212201879), (11, 1928381989), (149, 142363771), (521, 40714399), (1639, 12942161), (5731, 3701309), (24841, 853919), (77629, 273251)]