21046636

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{10939}}^1$

素因数の和:10993

約数の個数: 24

約数和(自身を含む): 40740560

約数和(自身を除く): 19693924

約数列:

[1, 2, 4, 13, 26, 37, 52, 74, 148, 481, 962, 1924, 10939, 21878, 43756, 142207, 284414, 404743, 568828, 809486, 1618972, 5261659, 10523318, 21046636]

約数ペア:

[(1, 21046636), (2, 10523318), (4, 5261659), (13, 1618972), (26, 809486), (37, 568828), (52, 404743), (74, 284414), (148, 142207), (481, 43756), (962, 21878), (1924, 10939)]