21718496

素因数分解:

$2^5\times {\mathrm{647}}^1\times {\mathrm{1049}}^1$

素因数の和:1706

約数の個数: 24

約数和(自身を含む): 42865200

約数和(自身を除く): 21146704

約数列:

[1, 2, 4, 8, 16, 32, 647, 1049, 1294, 2098, 2588, 4196, 5176, 8392, 10352, 16784, 20704, 33568, 678703, 1357406, 2714812, 5429624, 10859248, 21718496]

約数ペア:

[(1, 21718496), (2, 10859248), (4, 5429624), (8, 2714812), (16, 1357406), (32, 678703), (647, 33568), (1049, 20704), (1294, 16784), (2098, 10352), (2588, 8392), (4196, 5176)]