21413320

素因数分解:

$2^3\times 5^1\times {\mathrm{535333}}^1$

素因数の和:535344

約数の個数: 16

約数和(自身を含む): 48180060

約数和(自身を除く): 26766740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 535333, 1070666, 2141332, 2676665, 4282664, 5353330, 10706660, 21413320]

約数ペア:

[(1, 21413320), (2, 10706660), (4, 5353330), (5, 4282664), (8, 2676665), (10, 2141332), (20, 1070666), (40, 535333)]