21115702078

素因数分解:

$2^1\times {\mathrm{227}}^1\times {\mathrm{673}}^1\times {\mathrm{69109}}^1$

素因数の和:70011

約数の個数: 16

約数和(自身を含む): 31860815760

約数和(自身を除く): 10745113682

約数列:

[1, 2, 227, 454, 673, 1346, 69109, 138218, 152771, 305542, 15687743, 31375486, 46510357, 93020714, 10557851039, 21115702078]

約数ペア:

[(1, 21115702078), (2, 10557851039), (227, 93020714), (454, 46510357), (673, 31375486), (1346, 15687743), (69109, 305542), (138218, 152771)]