21043762

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1\times {\mathrm{1619}}^1$

素因数の和:1785

約数の個数: 16

約数和(自身を含む): 32387040

約数和(自身を除く): 11343278

約数列:

[1, 2, 67, 97, 134, 194, 1619, 3238, 6499, 12998, 108473, 157043, 216946, 314086, 10521881, 21043762]

約数ペア:

[(1, 21043762), (2, 10521881), (67, 314086), (97, 216946), (134, 157043), (194, 108473), (1619, 12998), (3238, 6499)]