21317958

素因数分解:

$2^1\times 3^3\times {\mathrm{29}}^1\times {\mathrm{13613}}^1$

素因数の和:13653

約数の個数: 32

約数和(自身を含む): 49010400

約数和(自身を除く): 27692442

約数列:

[1, 2, 3, 6, 9, 18, 27, 29, 54, 58, 87, 174, 261, 522, 783, 1566, 13613, 27226, 40839, 81678, 122517, 245034, 367551, 394777, 735102, 789554, 1184331, 2368662, 3552993, 7105986, 10658979, 21317958]

約数ペア:

[(1, 21317958), (2, 10658979), (3, 7105986), (6, 3552993), (9, 2368662), (18, 1184331), (27, 789554), (29, 735102), (54, 394777), (58, 367551), (87, 245034), (174, 122517), (261, 81678), (522, 40839), (783, 27226), (1566, 13613)]