21312582

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{154439}}^1$

素因数の和:154467

約数の個数: 16

約数和(自身を含む): 44478720

約数和(自身を除く): 23166138

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 154439, 308878, 463317, 926634, 3552097, 7104194, 10656291, 21312582]

約数ペア:

[(1, 21312582), (2, 10656291), (3, 7104194), (6, 3552097), (23, 926634), (46, 463317), (69, 308878), (138, 154439)]