211318718

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{383}}^1\times {\mathrm{21221}}^1$

素因数の和:21619

約数の個数: 16

約数和(自身を含む): 342268416

約数和(自身を除く): 130949698

約数列:

[1, 2, 13, 26, 383, 766, 4979, 9958, 21221, 42442, 275873, 551746, 8127643, 16255286, 105659359, 211318718]

約数ペア:

[(1, 211318718), (2, 105659359), (13, 16255286), (26, 8127643), (383, 551746), (766, 275873), (4979, 42442), (9958, 21221)]