21115044

素因数分解:

$2^2\times 3^2\times {\mathrm{109}}^1\times {\mathrm{5381}}^1$

素因数の和:5500

約数の個数: 36

約数和(自身を含む): 53873820

約数和(自身を除く): 32758776

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 109, 218, 327, 436, 654, 981, 1308, 1962, 3924, 5381, 10762, 16143, 21524, 32286, 48429, 64572, 96858, 193716, 586529, 1173058, 1759587, 2346116, 3519174, 5278761, 7038348, 10557522, 21115044]

約数ペア:

[(1, 21115044), (2, 10557522), (3, 7038348), (4, 5278761), (6, 3519174), (9, 2346116), (12, 1759587), (18, 1173058), (36, 586529), (109, 193716), (218, 96858), (327, 64572), (436, 48429), (654, 32286), (981, 21524), (1308, 16143), (1962, 10762), (3924, 5381)]