21236632

素因数分解:

$2^3\times {\mathrm{571}}^1\times {\mathrm{4649}}^1$

素因数の和:5226

約数の個数: 16

約数和(自身を含む): 39897000

約数和(自身を除く): 18660368

約数列:

[1, 2, 4, 8, 571, 1142, 2284, 4568, 4649, 9298, 18596, 37192, 2654579, 5309158, 10618316, 21236632]

約数ペア:

[(1, 21236632), (2, 10618316), (4, 5309158), (8, 2654579), (571, 37192), (1142, 18596), (2284, 9298), (4568, 4649)]