21059274

素因数分解:

$2^1\times 3^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1\times {\mathrm{353}}^1$

素因数の和:582

約数の個数: 32

約数和(自身を含む): 43193664

約数和(自身を除く): 22134390

約数列:

[1, 2, 3, 6, 61, 122, 163, 183, 326, 353, 366, 489, 706, 978, 1059, 2118, 9943, 19886, 21533, 29829, 43066, 57539, 59658, 64599, 115078, 129198, 172617, 345234, 3509879, 7019758, 10529637, 21059274]

約数ペア:

[(1, 21059274), (2, 10529637), (3, 7019758), (6, 3509879), (61, 345234), (122, 172617), (163, 129198), (183, 115078), (326, 64599), (353, 59658), (366, 57539), (489, 43066), (706, 29829), (978, 21533), (1059, 19886), (2118, 9943)]