21031396050

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{20029901}}^1$

素因数の和:20029923

約数の個数: 48

約数和(自身を含む): 59608988352

約数和(自身を除く): 38577592302

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 50, 70, 75, 105, 150, 175, 210, 350, 525, 1050, 20029901, 40059802, 60089703, 100149505, 120179406, 140209307, 200299010, 280418614, 300448515, 420627921, 500747525, 600897030, 701046535, 841255842, 1001495050, 1402093070, 1502242575, 2103139605, 3004485150, 3505232675, 4206279210, 7010465350, 10515698025, 21031396050]

約数ペア:

[(1, 21031396050), (2, 10515698025), (3, 7010465350), (5, 4206279210), (6, 3505232675), (7, 3004485150), (10, 2103139605), (14, 1502242575), (15, 1402093070), (21, 1001495050), (25, 841255842), (30, 701046535), (35, 600897030), (42, 500747525), (50, 420627921), (70, 300448515), (75, 280418614), (105, 200299010), (150, 140209307), (175, 120179406), (210, 100149505), (350, 60089703), (525, 40059802), (1050, 20029901)]