21950704

素因数分解:

$2^4\times {\mathrm{349}}^1\times {\mathrm{3931}}^1$

素因数の和:4288

約数の個数: 20

約数和(自身を含む): 42662200

約数和(自身を除く): 20711496

約数列:

[1, 2, 4, 8, 16, 349, 698, 1396, 2792, 3931, 5584, 7862, 15724, 31448, 62896, 1371919, 2743838, 5487676, 10975352, 21950704]

約数ペア:

[(1, 21950704), (2, 10975352), (4, 5487676), (8, 2743838), (16, 1371919), (349, 62896), (698, 31448), (1396, 15724), (2792, 7862), (3931, 5584)]