21836340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{121313}}^1$

素因数の和:121328

約数の個数: 36

約数和(自身を含む): 66237444

約数和(自身を除く): 44401104

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 121313, 242626, 363939, 485252, 606565, 727878, 1091817, 1213130, 1455756, 1819695, 2183634, 2426260, 3639390, 4367268, 5459085, 7278780, 10918170, 21836340]

約数ペア:

[(1, 21836340), (2, 10918170), (3, 7278780), (4, 5459085), (5, 4367268), (6, 3639390), (9, 2426260), (10, 2183634), (12, 1819695), (15, 1455756), (18, 1213130), (20, 1091817), (30, 727878), (36, 606565), (45, 485252), (60, 363939), (90, 242626), (180, 121313)]