21159328

素因数分解:

$2^5\times {\mathrm{29}}^1\times {\mathrm{151}}^2$

素因数の和:341

約数の個数: 36

約数和(自身を含む): 43381170

約数和(自身を除く): 22221842

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 116, 151, 232, 302, 464, 604, 928, 1208, 2416, 4379, 4832, 8758, 17516, 22801, 35032, 45602, 70064, 91204, 140128, 182408, 364816, 661229, 729632, 1322458, 2644916, 5289832, 10579664, 21159328]

約数ペア:

[(1, 21159328), (2, 10579664), (4, 5289832), (8, 2644916), (16, 1322458), (29, 729632), (32, 661229), (58, 364816), (116, 182408), (151, 140128), (232, 91204), (302, 70064), (464, 45602), (604, 35032), (928, 22801), (1208, 17516), (2416, 8758), (4379, 4832)]