21430688

素因数分解:

$2^5\times {\mathrm{59}}^1\times {\mathrm{11351}}^1$

素因数の和:11420

約数の個数: 24

約数和(自身を含む): 42910560

約数和(自身を除く): 21479872

約数列:

[1, 2, 4, 8, 16, 32, 59, 118, 236, 472, 944, 1888, 11351, 22702, 45404, 90808, 181616, 363232, 669709, 1339418, 2678836, 5357672, 10715344, 21430688]

約数ペア:

[(1, 21430688), (2, 10715344), (4, 5357672), (8, 2678836), (16, 1339418), (32, 669709), (59, 363232), (118, 181616), (236, 90808), (472, 45404), (944, 22702), (1888, 11351)]