21435472

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{15053}}^1$

素因数の和:15150

約数の個数: 20

約数和(自身を含む): 42000660

約数和(自身を除く): 20565188

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 15053, 30106, 60212, 120424, 240848, 1339717, 2679434, 5358868, 10717736, 21435472]

約数ペア:

[(1, 21435472), (2, 10717736), (4, 5358868), (8, 2679434), (16, 1339717), (89, 240848), (178, 120424), (356, 60212), (712, 30106), (1424, 15053)]