21964110

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2551}}^1$

素因数の和:2609

約数の個数: 64

約数和(自身を含む): 61737984

約数和(自身を除く): 39773874

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 41, 42, 70, 82, 105, 123, 205, 210, 246, 287, 410, 574, 615, 861, 1230, 1435, 1722, 2551, 2870, 4305, 5102, 7653, 8610, 12755, 15306, 17857, 25510, 35714, 38265, 53571, 76530, 89285, 104591, 107142, 178570, 209182, 267855, 313773, 522955, 535710, 627546, 732137, 1045910, 1464274, 1568865, 2196411, 3137730, 3660685, 4392822, 7321370, 10982055, 21964110]

約数ペア:

[(1, 21964110), (2, 10982055), (3, 7321370), (5, 4392822), (6, 3660685), (7, 3137730), (10, 2196411), (14, 1568865), (15, 1464274), (21, 1045910), (30, 732137), (35, 627546), (41, 535710), (42, 522955), (70, 313773), (82, 267855), (105, 209182), (123, 178570), (205, 107142), (210, 104591), (246, 89285), (287, 76530), (410, 53571), (574, 38265), (615, 35714), (861, 25510), (1230, 17857), (1435, 15306), (1722, 12755), (2551, 8610), (2870, 7653), (4305, 5102)]