21824872

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{383}}^1\times {\mathrm{419}}^1$

素因数の和:825

約数の個数: 32

約数和(自身を含む): 43545600

約数和(自身を除く): 21720728

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 383, 419, 766, 838, 1532, 1676, 3064, 3352, 6511, 7123, 13022, 14246, 26044, 28492, 52088, 56984, 160477, 320954, 641908, 1283816, 2728109, 5456218, 10912436, 21824872]

約数ペア:

[(1, 21824872), (2, 10912436), (4, 5456218), (8, 2728109), (17, 1283816), (34, 641908), (68, 320954), (136, 160477), (383, 56984), (419, 52088), (766, 28492), (838, 26044), (1532, 14246), (1676, 13022), (3064, 7123), (3352, 6511)]