20761398

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{23539}}^1$

素因数の和:23561

約数の個数: 36

約数和(自身を含む): 52329420

約数和(自身を除く): 31568022

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 441, 882, 23539, 47078, 70617, 141234, 164773, 211851, 329546, 423702, 494319, 988638, 1153411, 1482957, 2306822, 2965914, 3460233, 6920466, 10380699, 20761398]

約数ペア:

[(1, 20761398), (2, 10380699), (3, 6920466), (6, 3460233), (7, 2965914), (9, 2306822), (14, 1482957), (18, 1153411), (21, 988638), (42, 494319), (49, 423702), (63, 329546), (98, 211851), (126, 164773), (147, 141234), (294, 70617), (441, 47078), (882, 23539)]