21193628

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{227}}^1\times {\mathrm{1373}}^1$

素因数の和:1621

約数の個数: 24

約数和(自身を含む): 39472272

約数和(自身を除く): 18278644

約数列:

[1, 2, 4, 17, 34, 68, 227, 454, 908, 1373, 2746, 3859, 5492, 7718, 15436, 23341, 46682, 93364, 311671, 623342, 1246684, 5298407, 10596814, 21193628]

約数ペア:

[(1, 21193628), (2, 10596814), (4, 5298407), (17, 1246684), (34, 623342), (68, 311671), (227, 93364), (454, 46682), (908, 23341), (1373, 15436), (2746, 7718), (3859, 5492)]