21798488

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{5527}}^1$

素因数の和:5579

約数の個数: 32

約数和(自身を含む): 44776800

約数和(自身を除く): 22978312

約数列:

[1, 2, 4, 8, 17, 29, 34, 58, 68, 116, 136, 232, 493, 986, 1972, 3944, 5527, 11054, 22108, 44216, 93959, 160283, 187918, 320566, 375836, 641132, 751672, 1282264, 2724811, 5449622, 10899244, 21798488]

約数ペア:

[(1, 21798488), (2, 10899244), (4, 5449622), (8, 2724811), (17, 1282264), (29, 751672), (34, 641132), (58, 375836), (68, 320566), (116, 187918), (136, 160283), (232, 93959), (493, 44216), (986, 22108), (1972, 11054), (3944, 5527)]