21885384

素因数分解:

$2^3\times 3^1\times {\mathrm{131}}^1\times {\mathrm{6961}}^1$

素因数の和:7101

約数の個数: 32

約数和(自身を含む): 55139040

約数和(自身を除く): 33253656

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 131, 262, 393, 524, 786, 1048, 1572, 3144, 6961, 13922, 20883, 27844, 41766, 55688, 83532, 167064, 911891, 1823782, 2735673, 3647564, 5471346, 7295128, 10942692, 21885384]

約数ペア:

[(1, 21885384), (2, 10942692), (3, 7295128), (4, 5471346), (6, 3647564), (8, 2735673), (12, 1823782), (24, 911891), (131, 167064), (262, 83532), (393, 55688), (524, 41766), (786, 27844), (1048, 20883), (1572, 13922), (3144, 6961)]