21222537

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{6277}}^1$

素因数の和:6317

約数の個数: 24

約数和(自身を含む): 34353216

約数和(自身を除く): 13130679

約数列:

[1, 3, 7, 21, 23, 49, 69, 147, 161, 483, 1127, 3381, 6277, 18831, 43939, 131817, 144371, 307573, 433113, 922719, 1010597, 3031791, 7074179, 21222537]

約数ペア:

[(1, 21222537), (3, 7074179), (7, 3031791), (21, 1010597), (23, 922719), (49, 433113), (69, 307573), (147, 144371), (161, 131817), (483, 43939), (1127, 18831), (3381, 6277)]