21872202

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{641}}^1$

素因数の和:715

約数の個数: 48

約数和(自身を含む): 49182336

約数和(自身を除く): 27310134

約数列:

[1, 2, 3, 6, 11, 22, 33, 47, 66, 94, 121, 141, 242, 282, 363, 517, 641, 726, 1034, 1282, 1551, 1923, 3102, 3846, 5687, 7051, 11374, 14102, 17061, 21153, 30127, 34122, 42306, 60254, 77561, 90381, 155122, 180762, 232683, 331397, 465366, 662794, 994191, 1988382, 3645367, 7290734, 10936101, 21872202]

約数ペア:

[(1, 21872202), (2, 10936101), (3, 7290734), (6, 3645367), (11, 1988382), (22, 994191), (33, 662794), (47, 465366), (66, 331397), (94, 232683), (121, 180762), (141, 155122), (242, 90381), (282, 77561), (363, 60254), (517, 42306), (641, 34122), (726, 30127), (1034, 21153), (1282, 17061), (1551, 14102), (1923, 11374), (3102, 7051), (3846, 5687)]