21153870

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{235043}}^1$

素因数の和:235056

約数の個数: 24

約数和(自身を含む): 55000296

約数和(自身を除く): 33846426

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 235043, 470086, 705129, 1175215, 1410258, 2115387, 2350430, 3525645, 4230774, 7051290, 10576935, 21153870]

約数ペア:

[(1, 21153870), (2, 10576935), (3, 7051290), (5, 4230774), (6, 3525645), (9, 2350430), (10, 2115387), (15, 1410258), (18, 1175215), (30, 705129), (45, 470086), (90, 235043)]