21169116

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{30949}}^1$

素因数の和:30978

約数の個数: 36

約数和(自身を含む): 56329000

約数和(自身を除く): 35159884

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 30949, 61898, 92847, 123796, 185694, 278541, 371388, 557082, 588031, 1114164, 1176062, 1764093, 2352124, 3528186, 5292279, 7056372, 10584558, 21169116]

約数ペア:

[(1, 21169116), (2, 10584558), (3, 7056372), (4, 5292279), (6, 3528186), (9, 2352124), (12, 1764093), (18, 1176062), (19, 1114164), (36, 588031), (38, 557082), (57, 371388), (76, 278541), (114, 185694), (171, 123796), (228, 92847), (342, 61898), (684, 30949)]