21672944

素因数分解:

$2^4\times {\mathrm{149}}^1\times {\mathrm{9091}}^1$

素因数の和:9248

約数の個数: 20

約数和(自身を含む): 42277800

約数和(自身を除く): 20604856

約数列:

[1, 2, 4, 8, 16, 149, 298, 596, 1192, 2384, 9091, 18182, 36364, 72728, 145456, 1354559, 2709118, 5418236, 10836472, 21672944]

約数ペア:

[(1, 21672944), (2, 10836472), (4, 5418236), (8, 2709118), (16, 1354559), (149, 145456), (298, 72728), (596, 36364), (1192, 18182), (2384, 9091)]