21347032

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{20063}}^1$

素因数の和:20095

約数の個数: 32

約数和(自身を含む): 48153600

約数和(自身を除く): 26806568

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 20063, 40126, 80252, 140441, 160504, 280882, 381197, 561764, 762394, 1123528, 1524788, 2668379, 3049576, 5336758, 10673516, 21347032]

約数ペア:

[(1, 21347032), (2, 10673516), (4, 5336758), (7, 3049576), (8, 2668379), (14, 1524788), (19, 1123528), (28, 762394), (38, 561764), (56, 381197), (76, 280882), (133, 160504), (152, 140441), (266, 80252), (532, 40126), (1064, 20063)]