21293472

素因数分解:

$2^5\times 3^1\times {\mathrm{221807}}^1$

素因数の和:221820

約数の個数: 24

約数和(自身を含む): 55895616

約数和(自身を除く): 34602144

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 221807, 443614, 665421, 887228, 1330842, 1774456, 2661684, 3548912, 5323368, 7097824, 10646736, 21293472]

約数ペア:

[(1, 21293472), (2, 10646736), (3, 7097824), (4, 5323368), (6, 3548912), (8, 2661684), (12, 1774456), (16, 1330842), (24, 887228), (32, 665421), (48, 443614), (96, 221807)]