21683632

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{43717}}^1$

素因数の和:43756

約数の個数: 20

約数和(自身を含む): 43368256

約数和(自身を除く): 21684624

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 43717, 87434, 174868, 349736, 699472, 1355227, 2710454, 5420908, 10841816, 21683632]

約数ペア:

[(1, 21683632), (2, 10841816), (4, 5420908), (8, 2710454), (16, 1355227), (31, 699472), (62, 349736), (124, 174868), (248, 87434), (496, 43717)]