21760624

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1523}}^1$

素因数の和:1597

約数の個数: 40

約数和(自身を含む): 45354240

約数和(自身を除く): 23593616

約数列:

[1, 2, 4, 8, 16, 19, 38, 47, 76, 94, 152, 188, 304, 376, 752, 893, 1523, 1786, 3046, 3572, 6092, 7144, 12184, 14288, 24368, 28937, 57874, 71581, 115748, 143162, 231496, 286324, 462992, 572648, 1145296, 1360039, 2720078, 5440156, 10880312, 21760624]

約数ペア:

[(1, 21760624), (2, 10880312), (4, 5440156), (8, 2720078), (16, 1360039), (19, 1145296), (38, 572648), (47, 462992), (76, 286324), (94, 231496), (152, 143162), (188, 115748), (304, 71581), (376, 57874), (752, 28937), (893, 24368), (1523, 14288), (1786, 12184), (3046, 7144), (3572, 6092)]