21341873

素因数分解:

$7^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1\times {\mathrm{337}}^1$

素因数の和:536

約数の個数: 16

約数和(自身を含む): 24984960

約数和(自身を除く): 3643087

約数列:

[1, 7, 83, 109, 337, 581, 763, 2359, 9047, 27971, 36733, 63329, 195797, 257131, 3048839, 21341873]

約数ペア:

[(1, 21341873), (7, 3048839), (83, 257131), (109, 195797), (337, 63329), (581, 36733), (763, 27971), (2359, 9047)]