21145592

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{203323}}^1$

素因数の和:203342

約数の個数: 16

約数和(自身を含む): 42698040

約数和(自身を除く): 21552448

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 203323, 406646, 813292, 1626584, 2643199, 5286398, 10572796, 21145592]

約数ペア:

[(1, 21145592), (2, 10572796), (4, 5286398), (8, 2643199), (13, 1626584), (26, 813292), (52, 406646), (104, 203323)]