21831192

素因数分解:

$2^3\times 3^2\times {\mathrm{31}}^1\times {\mathrm{9781}}^1$

素因数の和:9824

約数の個数: 48

約数和(自身を含む): 61039680

約数和(自身を除く): 39208488

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 31, 36, 62, 72, 93, 124, 186, 248, 279, 372, 558, 744, 1116, 2232, 9781, 19562, 29343, 39124, 58686, 78248, 88029, 117372, 176058, 234744, 303211, 352116, 606422, 704232, 909633, 1212844, 1819266, 2425688, 2728899, 3638532, 5457798, 7277064, 10915596, 21831192]

約数ペア:

[(1, 21831192), (2, 10915596), (3, 7277064), (4, 5457798), (6, 3638532), (8, 2728899), (9, 2425688), (12, 1819266), (18, 1212844), (24, 909633), (31, 704232), (36, 606422), (62, 352116), (72, 303211), (93, 234744), (124, 176058), (186, 117372), (248, 88029), (279, 78248), (372, 58686), (558, 39124), (744, 29343), (1116, 19562), (2232, 9781)]