21892906

素因数分解:

$2^1\times 7^2\times {\mathrm{17}}^2\times {\mathrm{773}}^1$

素因数の和:823

約数の個数: 36

約数和(自身を含む): 40632678

約数和(自身を除く): 18739772

約数列:

[1, 2, 7, 14, 17, 34, 49, 98, 119, 238, 289, 578, 773, 833, 1546, 1666, 2023, 4046, 5411, 10822, 13141, 14161, 26282, 28322, 37877, 75754, 91987, 183974, 223397, 446794, 643909, 1287818, 1563779, 3127558, 10946453, 21892906]

約数ペア:

[(1, 21892906), (2, 10946453), (7, 3127558), (14, 1563779), (17, 1287818), (34, 643909), (49, 446794), (98, 223397), (119, 183974), (238, 91987), (289, 75754), (578, 37877), (773, 28322), (833, 26282), (1546, 14161), (1666, 13141), (2023, 10822), (4046, 5411)]