21417664

素因数分解:

$2^6\times {\mathrm{334651}}^1$

素因数の和:334663

約数の個数: 14

約数和(自身を含む): 42500804

約数和(自身を除く): 21083140

約数列:

[1, 2, 4, 8, 16, 32, 64, 334651, 669302, 1338604, 2677208, 5354416, 10708832, 21417664]

約数ペア:

[(1, 21417664), (2, 10708832), (4, 5354416), (8, 2677208), (16, 1338604), (32, 669302), (64, 334651)]