21342028

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{251}}^1\times {\mathrm{733}}^1$

素因数の和:1017

約数の個数: 24

約数和(自身を含む): 38843280

約数和(自身を除く): 17501252

約数列:

[1, 2, 4, 29, 58, 116, 251, 502, 733, 1004, 1466, 2932, 7279, 14558, 21257, 29116, 42514, 85028, 183983, 367966, 735932, 5335507, 10671014, 21342028]

約数ペア:

[(1, 21342028), (2, 10671014), (4, 5335507), (29, 735932), (58, 367966), (116, 183983), (251, 85028), (502, 42514), (733, 29116), (1004, 21257), (1466, 14558), (2932, 7279)]