21716694

素因数分解:

$2^1\times 3^3\times {\mathrm{397}}^1\times {\mathrm{1013}}^1$

素因数の和:1421

約数の個数: 32

約数和(自身を含む): 48428640

約数和(自身を除く): 26711946

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 397, 794, 1013, 1191, 2026, 2382, 3039, 3573, 6078, 7146, 9117, 10719, 18234, 21438, 27351, 54702, 402161, 804322, 1206483, 2412966, 3619449, 7238898, 10858347, 21716694]

約数ペア:

[(1, 21716694), (2, 10858347), (3, 7238898), (6, 3619449), (9, 2412966), (18, 1206483), (27, 804322), (54, 402161), (397, 54702), (794, 27351), (1013, 21438), (1191, 18234), (2026, 10719), (2382, 9117), (3039, 7146), (3573, 6078)]