21671604

素因数分解:

$2^2\times 3^3\times {\mathrm{31}}^1\times {\mathrm{6473}}^1$

素因数の和:6517

約数の個数: 48

約数和(自身を含む): 58007040

約数和(自身を除く): 36335436

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 31, 36, 54, 62, 93, 108, 124, 186, 279, 372, 558, 837, 1116, 1674, 3348, 6473, 12946, 19419, 25892, 38838, 58257, 77676, 116514, 174771, 200663, 233028, 349542, 401326, 601989, 699084, 802652, 1203978, 1805967, 2407956, 3611934, 5417901, 7223868, 10835802, 21671604]

約数ペア:

[(1, 21671604), (2, 10835802), (3, 7223868), (4, 5417901), (6, 3611934), (9, 2407956), (12, 1805967), (18, 1203978), (27, 802652), (31, 699084), (36, 601989), (54, 401326), (62, 349542), (93, 233028), (108, 200663), (124, 174771), (186, 116514), (279, 77676), (372, 58257), (558, 38838), (837, 25892), (1116, 19419), (1674, 12946), (3348, 6473)]