21167279780

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{9366053}}^1$

素因数の和:9366175

約数の個数: 24

約数和(自身を含む): 44844666552

約数和(自身を除く): 23677386772

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 9366053, 18732106, 37464212, 46830265, 93660530, 187321060, 1058363989, 2116727978, 4233455956, 5291819945, 10583639890, 21167279780]

約数ペア:

[(1, 21167279780), (2, 10583639890), (4, 5291819945), (5, 4233455956), (10, 2116727978), (20, 1058363989), (113, 187321060), (226, 93660530), (452, 46830265), (565, 37464212), (1130, 18732106), (2260, 9366053)]