21836102428

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{311}}^1\times {\mathrm{53353}}^1$

素因数の和:53722

約数の個数: 48

約数和(自身を含む): 44745652224

約数和(自身を除く): 22909549796

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 311, 329, 622, 658, 1244, 1316, 2177, 4354, 8708, 14617, 29234, 53353, 58468, 102319, 106706, 204638, 213412, 373471, 409276, 746942, 1493884, 2507591, 5015182, 10030364, 16592783, 17553137, 33185566, 35106274, 66371132, 70212548, 116149481, 232298962, 464597924, 779860801, 1559721602, 3119443204, 5459025607, 10918051214, 21836102428]

約数ペア:

[(1, 21836102428), (2, 10918051214), (4, 5459025607), (7, 3119443204), (14, 1559721602), (28, 779860801), (47, 464597924), (94, 232298962), (188, 116149481), (311, 70212548), (329, 66371132), (622, 35106274), (658, 33185566), (1244, 17553137), (1316, 16592783), (2177, 10030364), (4354, 5015182), (8708, 2507591), (14617, 1493884), (29234, 746942), (53353, 409276), (58468, 373471), (102319, 213412), (106706, 204638)]