21214428

素因数分解:

$2^2\times 3^1\times {\mathrm{29}}^1\times {\mathrm{60961}}^1$

素因数の和:60997

約数の個数: 24

約数和(自身を含む): 51208080

約数和(自身を除く): 29993652

約数列:

[1, 2, 3, 4, 6, 12, 29, 58, 87, 116, 174, 348, 60961, 121922, 182883, 243844, 365766, 731532, 1767869, 3535738, 5303607, 7071476, 10607214, 21214428]

約数ペア:

[(1, 21214428), (2, 10607214), (3, 7071476), (4, 5303607), (6, 3535738), (12, 1767869), (29, 731532), (58, 365766), (87, 243844), (116, 182883), (174, 121922), (348, 60961)]