21653272

素因数分解:

$2^3\times {\mathrm{179}}^1\times {\mathrm{15121}}^1$

素因数の和:15306

約数の個数: 16

約数和(自身を含む): 40829400

約数和(自身を除く): 19176128

約数列:

[1, 2, 4, 8, 179, 358, 716, 1432, 15121, 30242, 60484, 120968, 2706659, 5413318, 10826636, 21653272]

約数ペア:

[(1, 21653272), (2, 10826636), (4, 5413318), (8, 2706659), (179, 120968), (358, 60484), (716, 30242), (1432, 15121)]