21131795513

素因数分解:

${\mathrm{31}}^1\times {\mathrm{727}}^1\times {\mathrm{773}}^1\times {\mathrm{1213}}^1$

素因数の和:2744

約数の個数: 16

約数和(自身を含む): 21889760256

約数和(自身を除く): 757964743

約数列:

[1, 31, 727, 773, 1213, 22537, 23963, 37603, 561971, 881851, 937649, 17421101, 27337381, 29067119, 681670823, 21131795513]

約数ペア:

[(1, 21131795513), (31, 681670823), (727, 29067119), (773, 27337381), (1213, 17421101), (22537, 937649), (23963, 881851), (37603, 561971)]