21165390

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{235171}}^1$

素因数の和:235184

約数の個数: 24

約数和(自身を含む): 55030248

約数和(自身を除く): 33864858

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 235171, 470342, 705513, 1175855, 1411026, 2116539, 2351710, 3527565, 4233078, 7055130, 10582695, 21165390]

約数ペア:

[(1, 21165390), (2, 10582695), (3, 7055130), (5, 4233078), (6, 3527565), (9, 2351710), (10, 2116539), (15, 1411026), (18, 1175855), (30, 705513), (45, 470342), (90, 235171)]