21316014712

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{24444971}}^1$

素因数の和:24445086

約数の個数: 16

約数和(自身を含む): 40334203800

約数和(自身を除く): 19018189088

約数列:

[1, 2, 4, 8, 109, 218, 436, 872, 24444971, 48889942, 97779884, 195559768, 2664501839, 5329003678, 10658007356, 21316014712]

約数ペア:

[(1, 21316014712), (2, 10658007356), (4, 5329003678), (8, 2664501839), (109, 195559768), (218, 97779884), (436, 48889942), (872, 24444971)]