21641130

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{34351}}^1$

素因数の和:34371

約数の個数: 48

約数和(自身を含む): 64306944

約数和(自身を除く): 42665814

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 34351, 68702, 103053, 171755, 206106, 240457, 309159, 343510, 480914, 515265, 618318, 721371, 1030530, 1202285, 1442742, 1545795, 2164113, 2404570, 3091590, 3606855, 4328226, 7213710, 10820565, 21641130]

約数ペア:

[(1, 21641130), (2, 10820565), (3, 7213710), (5, 4328226), (6, 3606855), (7, 3091590), (9, 2404570), (10, 2164113), (14, 1545795), (15, 1442742), (18, 1202285), (21, 1030530), (30, 721371), (35, 618318), (42, 515265), (45, 480914), (63, 343510), (70, 309159), (90, 240457), (105, 206106), (126, 171755), (210, 103053), (315, 68702), (630, 34351)]