21815694724

素因数分解:

$2^2\times {\mathrm{1439}}^1\times {\mathrm{1619}}^1\times {\mathrm{2341}}^1$

素因数の和:5403

約数の個数: 24

約数和(自身を含む): 38243923200

約数和(自身を除く): 16428228476

約数列:

[1, 2, 4, 1439, 1619, 2341, 2878, 3238, 4682, 5756, 6476, 9364, 2329741, 3368699, 3790079, 4659482, 6737398, 7580158, 9318964, 13474796, 15160316, 5453923681, 10907847362, 21815694724]

約数ペア:

[(1, 21815694724), (2, 10907847362), (4, 5453923681), (1439, 15160316), (1619, 13474796), (2341, 9318964), (2878, 7580158), (3238, 6737398), (4682, 4659482), (5756, 3790079), (6476, 3368699), (9364, 2329741)]