21861098

素因数分解:

$2^1\times 7^1\times {\mathrm{739}}^1\times {\mathrm{2113}}^1$

素因数の和:2861

約数の個数: 16

約数和(自身を含む): 37544640

約数和(自身を除く): 15683542

約数列:

[1, 2, 7, 14, 739, 1478, 2113, 4226, 5173, 10346, 14791, 29582, 1561507, 3123014, 10930549, 21861098]

約数ペア:

[(1, 21861098), (2, 10930549), (7, 3123014), (14, 1561507), (739, 29582), (1478, 14791), (2113, 10346), (4226, 5173)]