21402222

素因数分解:

$2^1\times 3^1\times {\mathrm{571}}^1\times {\mathrm{6247}}^1$

素因数の和:6823

約数の個数: 16

約数和(自身を含む): 42886272

約数和(自身を除く): 21484050

約数列:

[1, 2, 3, 6, 571, 1142, 1713, 3426, 6247, 12494, 18741, 37482, 3567037, 7134074, 10701111, 21402222]

約数ペア:

[(1, 21402222), (2, 10701111), (3, 7134074), (6, 3567037), (571, 37482), (1142, 18741), (1713, 12494), (3426, 6247)]