21632545

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{163}}^1$

素因数の和:325

約数の個数: 32

約数和(自身を含む): 30228480

約数和(自身を除く): 8595935

約数列:

[1, 5, 11, 19, 55, 95, 127, 163, 209, 635, 815, 1045, 1397, 1793, 2413, 3097, 6985, 8965, 12065, 15485, 20701, 26543, 34067, 103505, 132715, 170335, 227711, 393319, 1138555, 1966595, 4326509, 21632545]

約数ペア:

[(1, 21632545), (5, 4326509), (11, 1966595), (19, 1138555), (55, 393319), (95, 227711), (127, 170335), (163, 132715), (209, 103505), (635, 34067), (815, 26543), (1045, 20701), (1397, 15485), (1793, 12065), (2413, 8965), (3097, 6985)]