21694934

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{251}}^1\times {\mathrm{1879}}^1$

素因数の和:2155

約数の個数: 16

約数和(自身を含む): 34110720

約数和(自身を除く): 12415786

約数列:

[1, 2, 23, 46, 251, 502, 1879, 3758, 5773, 11546, 43217, 86434, 471629, 943258, 10847467, 21694934]

約数ペア:

[(1, 21694934), (2, 10847467), (23, 943258), (46, 471629), (251, 86434), (502, 43217), (1879, 11546), (3758, 5773)]