21970530

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{2417}}^1$

素因数の和:2531

約数の個数: 48

約数和(自身を含む): 57712824

約数和(自身を除く): 35742294

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 101, 202, 303, 505, 606, 909, 1010, 1515, 1818, 2417, 3030, 4545, 4834, 7251, 9090, 12085, 14502, 21753, 24170, 36255, 43506, 72510, 108765, 217530, 244117, 488234, 732351, 1220585, 1464702, 2197053, 2441170, 3661755, 4394106, 7323510, 10985265, 21970530]

約数ペア:

[(1, 21970530), (2, 10985265), (3, 7323510), (5, 4394106), (6, 3661755), (9, 2441170), (10, 2197053), (15, 1464702), (18, 1220585), (30, 732351), (45, 488234), (90, 244117), (101, 217530), (202, 108765), (303, 72510), (505, 43506), (606, 36255), (909, 24170), (1010, 21753), (1515, 14502), (1818, 12085), (2417, 9090), (3030, 7251), (4545, 4834)]