21695746

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{181}}^1\times {\mathrm{821}}^1$

素因数の和:1077

約数の個数: 16

約数和(自身を含む): 33212088

約数和(自身を除く): 11516342

約数列:

[1, 2, 73, 146, 181, 362, 821, 1642, 13213, 26426, 59933, 119866, 148601, 297202, 10847873, 21695746]

約数ペア:

[(1, 21695746), (2, 10847873), (73, 297202), (146, 148601), (181, 119866), (362, 59933), (821, 26426), (1642, 13213)]