21031874514

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{6311}}^1\times {\mathrm{26449}}^1$

素因数の和:32775

約数の個数: 48

約数和(自身を含む): 52089148800

約数和(自身を除く): 31057274286

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 6311, 12622, 18933, 26449, 37866, 44177, 52898, 56799, 79347, 88354, 113598, 132531, 158694, 185143, 238041, 265062, 370286, 397593, 476082, 555429, 795186, 1110858, 1666287, 3332574, 166919639, 333839278, 500758917, 1001517834, 1168437473, 1502276751, 2336874946, 3004553502, 3505312419, 7010624838, 10515937257, 21031874514]

約数ペア:

[(1, 21031874514), (2, 10515937257), (3, 7010624838), (6, 3505312419), (7, 3004553502), (9, 2336874946), (14, 1502276751), (18, 1168437473), (21, 1001517834), (42, 500758917), (63, 333839278), (126, 166919639), (6311, 3332574), (12622, 1666287), (18933, 1110858), (26449, 795186), (37866, 555429), (44177, 476082), (52898, 397593), (56799, 370286), (79347, 265062), (88354, 238041), (113598, 185143), (132531, 158694)]