21000332148

素因数分解:

$2^2\times 3^1\times {\mathrm{4457}}^1\times {\mathrm{392647}}^1$

素因数の和:397111

約数の個数: 24

約数和(自身を含む): 49011893952

約数和(自身を除く): 28011561804

約数列:

[1, 2, 3, 4, 6, 12, 4457, 8914, 13371, 17828, 26742, 53484, 392647, 785294, 1177941, 1570588, 2355882, 4711764, 1750027679, 3500055358, 5250083037, 7000110716, 10500166074, 21000332148]

約数ペア:

[(1, 21000332148), (2, 10500166074), (3, 7000110716), (4, 5250083037), (6, 3500055358), (12, 1750027679), (4457, 4711764), (8914, 2355882), (13371, 1570588), (17828, 1177941), (26742, 785294), (53484, 392647)]