21762

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1$

素因数の和:55

約数の個数: 32

約数和(自身を含む): 53760

約数和(自身を除く): 31998

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 31, 39, 54, 62, 78, 93, 117, 186, 234, 279, 351, 403, 558, 702, 806, 837, 1209, 1674, 2418, 3627, 7254, 10881, 21762]

約数ペア:

[(1, 21762), (2, 10881), (3, 7254), (6, 3627), (9, 2418), (13, 1674), (18, 1209), (26, 837), (27, 806), (31, 702), (39, 558), (54, 403), (62, 351), (78, 279), (93, 234), (117, 186)]