21639032

素因数分解:

$2^3\times {\mathrm{1543}}^1\times {\mathrm{1753}}^1$

素因数の和:3302

約数の個数: 16

約数和(自身を含む): 40622640

約数和(自身を除く): 18983608

約数列:

[1, 2, 4, 8, 1543, 1753, 3086, 3506, 6172, 7012, 12344, 14024, 2704879, 5409758, 10819516, 21639032]

約数ペア:

[(1, 21639032), (2, 10819516), (4, 5409758), (8, 2704879), (1543, 14024), (1753, 12344), (3086, 7012), (3506, 6172)]