21467650

素因数分解:

$2^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{8101}}^1$

素因数の和:8166

約数の個数: 24

約数和(自身を含む): 40688244

約数和(自身を除く): 19220594

約数列:

[1, 2, 5, 10, 25, 50, 53, 106, 265, 530, 1325, 2650, 8101, 16202, 40505, 81010, 202525, 405050, 429353, 858706, 2146765, 4293530, 10733825, 21467650]

約数ペア:

[(1, 21467650), (2, 10733825), (5, 4293530), (10, 2146765), (25, 858706), (50, 429353), (53, 405050), (106, 202525), (265, 81010), (530, 40505), (1325, 16202), (2650, 8101)]