21145463

素因数分解:

${\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{263}}^1$

素因数の和:394

約数の個数: 16

約数和(自身を含む): 22752576

約数和(自身を除く): 1607113

約数列:

[1, 37, 41, 53, 263, 1517, 1961, 2173, 9731, 10783, 13939, 80401, 398971, 515743, 571499, 21145463]

約数ペア:

[(1, 21145463), (37, 571499), (41, 515743), (53, 398971), (263, 80401), (1517, 13939), (1961, 10783), (2173, 9731)]