21817950

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1889}}^1$

素因数の和:1922

約数の個数: 96

約数和(自身を含む): 67495680

約数和(自身を除く): 45677730

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 25, 30, 33, 35, 42, 50, 55, 66, 70, 75, 77, 105, 110, 150, 154, 165, 175, 210, 231, 275, 330, 350, 385, 462, 525, 550, 770, 825, 1050, 1155, 1650, 1889, 1925, 2310, 3778, 3850, 5667, 5775, 9445, 11334, 11550, 13223, 18890, 20779, 26446, 28335, 39669, 41558, 47225, 56670, 62337, 66115, 79338, 94450, 103895, 124674, 132230, 141675, 145453, 198345, 207790, 283350, 290906, 311685, 330575, 396690, 436359, 519475, 623370, 661150, 727265, 872718, 991725, 1038950, 1454530, 1558425, 1983450, 2181795, 3116850, 3636325, 4363590, 7272650, 10908975, 21817950]

約数ペア:

[(1, 21817950), (2, 10908975), (3, 7272650), (5, 4363590), (6, 3636325), (7, 3116850), (10, 2181795), (11, 1983450), (14, 1558425), (15, 1454530), (21, 1038950), (22, 991725), (25, 872718), (30, 727265), (33, 661150), (35, 623370), (42, 519475), (50, 436359), (55, 396690), (66, 330575), (70, 311685), (75, 290906), (77, 283350), (105, 207790), (110, 198345), (150, 145453), (154, 141675), (165, 132230), (175, 124674), (210, 103895), (231, 94450), (275, 79338), (330, 66115), (350, 62337), (385, 56670), (462, 47225), (525, 41558), (550, 39669), (770, 28335), (825, 26446), (1050, 20779), (1155, 18890), (1650, 13223), (1889, 11550), (1925, 11334), (2310, 9445), (3778, 5775), (3850, 5667)]