21872304

素因数分解:

$2^4\times 3^2\times {\mathrm{193}}^1\times {\mathrm{787}}^1$

素因数の和:994

約数の個数: 60

約数和(自身を含む): 61607416

約数和(自身を除く): 39735112

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 193, 386, 579, 772, 787, 1158, 1544, 1574, 1737, 2316, 2361, 3088, 3148, 3474, 4632, 4722, 6296, 6948, 7083, 9264, 9444, 12592, 13896, 14166, 18888, 27792, 28332, 37776, 56664, 113328, 151891, 303782, 455673, 607564, 911346, 1215128, 1367019, 1822692, 2430256, 2734038, 3645384, 5468076, 7290768, 10936152, 21872304]

約数ペア:

[(1, 21872304), (2, 10936152), (3, 7290768), (4, 5468076), (6, 3645384), (8, 2734038), (9, 2430256), (12, 1822692), (16, 1367019), (18, 1215128), (24, 911346), (36, 607564), (48, 455673), (72, 303782), (144, 151891), (193, 113328), (386, 56664), (579, 37776), (772, 28332), (787, 27792), (1158, 18888), (1544, 14166), (1574, 13896), (1737, 12592), (2316, 9444), (2361, 9264), (3088, 7083), (3148, 6948), (3474, 6296), (4632, 4722)]