21261522

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{3583}}^1$

素因数の和:3654

約数の個数: 32

約数和(自身を含む): 45416448

約数和(自身を除く): 24154926

約数列:

[1, 2, 3, 6, 23, 43, 46, 69, 86, 129, 138, 258, 989, 1978, 2967, 3583, 5934, 7166, 10749, 21498, 82409, 154069, 164818, 247227, 308138, 462207, 494454, 924414, 3543587, 7087174, 10630761, 21261522]

約数ペア:

[(1, 21261522), (2, 10630761), (3, 7087174), (6, 3543587), (23, 924414), (43, 494454), (46, 462207), (69, 308138), (86, 247227), (129, 164818), (138, 154069), (258, 82409), (989, 21498), (1978, 10749), (2967, 7166), (3583, 5934)]