21793630

素因数分解:

$2^1\times 5^1\times {\mathrm{241}}^1\times {\mathrm{9043}}^1$

素因数の和:9291

約数の個数: 16

約数和(自身を含む): 39395664

約数和(自身を除く): 17602034

約数列:

[1, 2, 5, 10, 241, 482, 1205, 2410, 9043, 18086, 45215, 90430, 2179363, 4358726, 10896815, 21793630]

約数ペア:

[(1, 21793630), (2, 10896815), (5, 4358726), (10, 2179363), (241, 90430), (482, 45215), (1205, 18086), (2410, 9043)]