21325964

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{1931}}^1$

素因数の和:2197

約数の個数: 24

約数和(自身を含む): 40896576

約数和(自身を除く): 19570612

約数列:

[1, 2, 4, 11, 22, 44, 251, 502, 1004, 1931, 2761, 3862, 5522, 7724, 11044, 21241, 42482, 84964, 484681, 969362, 1938724, 5331491, 10662982, 21325964]

約数ペア:

[(1, 21325964), (2, 10662982), (4, 5331491), (11, 1938724), (22, 969362), (44, 484681), (251, 84964), (502, 42482), (1004, 21241), (1931, 11044), (2761, 7724), (3862, 5522)]