21231402

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{1277}}^1$

素因数の和:1462

約数の個数: 32

約数和(自身を含む): 45271872

約数和(自身を除く): 24040470

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 163, 326, 489, 978, 1277, 2554, 2771, 3831, 5542, 7662, 8313, 16626, 21709, 43418, 65127, 130254, 208151, 416302, 624453, 1248906, 3538567, 7077134, 10615701, 21231402]

約数ペア:

[(1, 21231402), (2, 10615701), (3, 7077134), (6, 3538567), (17, 1248906), (34, 624453), (51, 416302), (102, 208151), (163, 130254), (326, 65127), (489, 43418), (978, 21709), (1277, 16626), (2554, 8313), (2771, 7662), (3831, 5542)]