21328470

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{236983}}^1$

素因数の和:236996

約数の個数: 24

約数和(自身を含む): 55454256

約数和(自身を除く): 34125786

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 236983, 473966, 710949, 1184915, 1421898, 2132847, 2369830, 3554745, 4265694, 7109490, 10664235, 21328470]

約数ペア:

[(1, 21328470), (2, 10664235), (3, 7109490), (5, 4265694), (6, 3554745), (9, 2369830), (10, 2132847), (15, 1421898), (18, 1184915), (30, 710949), (45, 473966), (90, 236983)]