2100025221

素因数分解:

$3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1\times {\mathrm{7541}}^1$

素因数の和:7789

約数の個数: 32

約数和(自身を含む): 3258144000

約数和(自身を除く): 1158118779

約数列:

[1, 3, 7, 21, 89, 149, 267, 447, 623, 1043, 1869, 3129, 7541, 13261, 22623, 39783, 52787, 92827, 158361, 278481, 671149, 1123609, 2013447, 3370827, 4698043, 7865263, 14094129, 23595789, 100001201, 300003603, 700008407, 2100025221]

約数ペア:

[(1, 2100025221), (3, 700008407), (7, 300003603), (21, 100001201), (89, 23595789), (149, 14094129), (267, 7865263), (447, 4698043), (623, 3370827), (1043, 2013447), (1869, 1123609), (3129, 671149), (7541, 278481), (13261, 158361), (22623, 92827), (39783, 52787)]