21546844

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{1951}}^1$

素因数の和:2217

約数の個数: 24

約数和(自身を含む): 41319936

約数和(自身を除く): 19773092

約数列:

[1, 2, 4, 11, 22, 44, 251, 502, 1004, 1951, 2761, 3902, 5522, 7804, 11044, 21461, 42922, 85844, 489701, 979402, 1958804, 5386711, 10773422, 21546844]

約数ペア:

[(1, 21546844), (2, 10773422), (4, 5386711), (11, 1958804), (22, 979402), (44, 489701), (251, 85844), (502, 42922), (1004, 21461), (1951, 11044), (2761, 7804), (3902, 5522)]