21393630

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{237707}}^1$

素因数の和:237720

約数の個数: 24

約数和(自身を含む): 55623672

約数和(自身を除く): 34230042

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 237707, 475414, 713121, 1188535, 1426242, 2139363, 2377070, 3565605, 4278726, 7131210, 10696815, 21393630]

約数ペア:

[(1, 21393630), (2, 10696815), (3, 7131210), (5, 4278726), (6, 3565605), (9, 2377070), (10, 2139363), (15, 1426242), (18, 1188535), (30, 713121), (45, 475414), (90, 237707)]