21129384

素因数分解:

$2^3\times 3^1\times {\mathrm{757}}^1\times {\mathrm{1163}}^1$

素因数の和:1929

約数の個数: 32

約数和(自身を含む): 52938720

約数和(自身を除く): 31809336

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 757, 1163, 1514, 2271, 2326, 3028, 3489, 4542, 4652, 6056, 6978, 9084, 9304, 13956, 18168, 27912, 880391, 1760782, 2641173, 3521564, 5282346, 7043128, 10564692, 21129384]

約数ペア:

[(1, 21129384), (2, 10564692), (3, 7043128), (4, 5282346), (6, 3521564), (8, 2641173), (12, 1760782), (24, 880391), (757, 27912), (1163, 18168), (1514, 13956), (2271, 9304), (2326, 9084), (3028, 6978), (3489, 6056), (4542, 4652)]