21948892

素因数分解:

$2^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{5261}}^1$

素因数の和:5421

約数の個数: 24

約数和(自身を含む): 44200800

約数和(自身を除く): 22251908

約数列:

[1, 2, 4, 7, 14, 28, 149, 298, 596, 1043, 2086, 4172, 5261, 10522, 21044, 36827, 73654, 147308, 783889, 1567778, 3135556, 5487223, 10974446, 21948892]

約数ペア:

[(1, 21948892), (2, 10974446), (4, 5487223), (7, 3135556), (14, 1567778), (28, 783889), (149, 147308), (298, 73654), (596, 36827), (1043, 21044), (2086, 10522), (4172, 5261)]