21168210

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{100801}}^1$

素因数の和:100818

約数の個数: 32

約数和(自身を含む): 58061952

約数和(自身を除く): 36893742

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 100801, 201602, 302403, 504005, 604806, 705607, 1008010, 1411214, 1512015, 2116821, 3024030, 3528035, 4233642, 7056070, 10584105, 21168210]

約数ペア:

[(1, 21168210), (2, 10584105), (3, 7056070), (5, 4233642), (6, 3528035), (7, 3024030), (10, 2116821), (14, 1512015), (15, 1411214), (21, 1008010), (30, 705607), (35, 604806), (42, 504005), (70, 302403), (105, 201602), (210, 100801)]