21851743432

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{66621169}}^1$

素因数の和:66621216

約数の個数: 16

約数和(自身を含む): 41971337100

約数和(自身を除く): 20119593668

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 66621169, 133242338, 266484676, 532969352, 2731467929, 5462935858, 10925871716, 21851743432]

約数ペア:

[(1, 21851743432), (2, 10925871716), (4, 5462935858), (8, 2731467929), (41, 532969352), (82, 266484676), (164, 133242338), (328, 66621169)]