21491854100

素因数分解:

$2^2\times 5^2\times {\mathrm{29453}}^1\times {\mathrm{7297}}^1$

素因数の和:36764

約数の個数: 36

約数和(自身を含む): 46645298364

約数和(自身を除く): 25153444264

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 7297, 14594, 29188, 29453, 36485, 58906, 72970, 117812, 145940, 147265, 182425, 294530, 364850, 589060, 729700, 736325, 1472650, 2945300, 214918541, 429837082, 859674164, 1074592705, 2149185410, 4298370820, 5372963525, 10745927050, 21491854100]

約数ペア:

[(1, 21491854100), (2, 10745927050), (4, 5372963525), (5, 4298370820), (10, 2149185410), (20, 1074592705), (25, 859674164), (50, 429837082), (100, 214918541), (7297, 2945300), (14594, 1472650), (29188, 736325), (29453, 729700), (36485, 589060), (58906, 364850), (72970, 294530), (117812, 182425), (145940, 147265)]