21129702

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{823}}^1$

素因数の和:1228

約数の個数: 32

約数和(自身を含む): 46275840

約数和(自身を除く): 25146138

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 389, 778, 823, 1167, 1646, 2334, 2469, 4279, 4938, 8558, 9053, 12837, 18106, 25674, 27159, 54318, 320147, 640294, 960441, 1920882, 3521617, 7043234, 10564851, 21129702]

約数ペア:

[(1, 21129702), (2, 10564851), (3, 7043234), (6, 3521617), (11, 1920882), (22, 960441), (33, 640294), (66, 320147), (389, 54318), (778, 27159), (823, 25674), (1167, 18106), (1646, 12837), (2334, 9053), (2469, 8558), (4279, 4938)]