21627164

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{1657}}^1$

素因数の和:1925

約数の個数: 24

約数和(自身を含む): 40945968

約数和(自身を除く): 19318804

約数列:

[1, 2, 4, 13, 26, 52, 251, 502, 1004, 1657, 3263, 3314, 6526, 6628, 13052, 21541, 43082, 86164, 415907, 831814, 1663628, 5406791, 10813582, 21627164]

約数ペア:

[(1, 21627164), (2, 10813582), (4, 5406791), (13, 1663628), (26, 831814), (52, 415907), (251, 86164), (502, 43082), (1004, 21541), (1657, 13052), (3263, 6628), (3314, 6526)]