21866256

素因数分解:

$2^4\times 3^2\times {\mathrm{151849}}^1$

素因数の和:151863

約数の個数: 30

約数和(自身を含む): 61195550

約数和(自身を除く): 39329294

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 151849, 303698, 455547, 607396, 911094, 1214792, 1366641, 1822188, 2429584, 2733282, 3644376, 5466564, 7288752, 10933128, 21866256]

約数ペア:

[(1, 21866256), (2, 10933128), (3, 7288752), (4, 5466564), (6, 3644376), (8, 2733282), (9, 2429584), (12, 1822188), (16, 1366641), (18, 1214792), (24, 911094), (36, 607396), (48, 455547), (72, 303698), (144, 151849)]