421180011

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{351863}}^1$

素因数の和:351895

約数の個数: 24

約数和(自身を含む): 731877120

約数和(自身を除く): 310697109

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 351863, 1055589, 2463041, 3166767, 6685397, 7389123, 20056191, 22167369, 46797779, 60168573, 140393337, 421180011]

約数ペア:

[(1, 421180011), (3, 140393337), (7, 60168573), (9, 46797779), (19, 22167369), (21, 20056191), (57, 7389123), (63, 6685397), (133, 3166767), (171, 2463041), (399, 1055589), (1197, 351863)]