21224814

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{11831}}^1$

素因数の和:11872

約数の個数: 32

約数和(自身を含む): 47706624

約数和(自身を除く): 26481810

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 78, 138, 299, 598, 897, 1794, 11831, 23662, 35493, 70986, 153803, 272113, 307606, 461409, 544226, 816339, 922818, 1632678, 3537469, 7074938, 10612407, 21224814]

約数ペア:

[(1, 21224814), (2, 10612407), (3, 7074938), (6, 3537469), (13, 1632678), (23, 922818), (26, 816339), (39, 544226), (46, 461409), (69, 307606), (78, 272113), (138, 153803), (299, 70986), (598, 35493), (897, 23662), (1794, 11831)]