21949694

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{677}}^1$

素因数の和:764

約数の個数: 32

約数和(自身を含む): 37588320

約数和(自身を除く): 15638626

約数列:

[1, 2, 13, 26, 29, 43, 58, 86, 377, 559, 677, 754, 1118, 1247, 1354, 2494, 8801, 16211, 17602, 19633, 29111, 32422, 39266, 58222, 255229, 378443, 510458, 756886, 844219, 1688438, 10974847, 21949694]

約数ペア:

[(1, 21949694), (2, 10974847), (13, 1688438), (26, 844219), (29, 756886), (43, 510458), (58, 378443), (86, 255229), (377, 58222), (559, 39266), (677, 32422), (754, 29111), (1118, 19633), (1247, 17602), (1354, 16211), (2494, 8801)]