21164752510

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{349}}^1\times {\mathrm{50119}}^1$

素因数の和:50497

約数の個数: 48

約数和(自身を含む): 41995548000

約数和(自身を除く): 20830795490

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 349, 605, 698, 1210, 1745, 3490, 3839, 7678, 19195, 38390, 42229, 50119, 84458, 100238, 211145, 250595, 422290, 501190, 551309, 1102618, 2756545, 5513090, 6064399, 12128798, 17491531, 30321995, 34983062, 60643990, 87457655, 174915310, 192406841, 384813682, 962034205, 1924068410, 2116475251, 4232950502, 10582376255, 21164752510]

約数ペア:

[(1, 21164752510), (2, 10582376255), (5, 4232950502), (10, 2116475251), (11, 1924068410), (22, 962034205), (55, 384813682), (110, 192406841), (121, 174915310), (242, 87457655), (349, 60643990), (605, 34983062), (698, 30321995), (1210, 17491531), (1745, 12128798), (3490, 6064399), (3839, 5513090), (7678, 2756545), (19195, 1102618), (38390, 551309), (42229, 501190), (50119, 422290), (84458, 250595), (100238, 211145)]