21174350

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{859}}^1$

素因数の和:917

約数の個数: 48

約数和(自身を含む): 43189200

約数和(自身を除く): 22014850

約数列:

[1, 2, 5, 10, 17, 25, 29, 34, 50, 58, 85, 145, 170, 290, 425, 493, 725, 850, 859, 986, 1450, 1718, 2465, 4295, 4930, 8590, 12325, 14603, 21475, 24650, 24911, 29206, 42950, 49822, 73015, 124555, 146030, 249110, 365075, 423487, 622775, 730150, 846974, 1245550, 2117435, 4234870, 10587175, 21174350]

約数ペア:

[(1, 21174350), (2, 10587175), (5, 4234870), (10, 2117435), (17, 1245550), (25, 846974), (29, 730150), (34, 622775), (50, 423487), (58, 365075), (85, 249110), (145, 146030), (170, 124555), (290, 73015), (425, 49822), (493, 42950), (725, 29206), (850, 24911), (859, 24650), (986, 21475), (1450, 14603), (1718, 12325), (2465, 8590), (4295, 4930)]