21811824

素因数分解:

$2^4\times 3^2\times {\mathrm{151471}}^1$

素因数の和:151485

約数の個数: 30

約数和(自身を含む): 61043216

約数和(自身を除く): 39231392

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 151471, 302942, 454413, 605884, 908826, 1211768, 1363239, 1817652, 2423536, 2726478, 3635304, 5452956, 7270608, 10905912, 21811824]

約数ペア:

[(1, 21811824), (2, 10905912), (3, 7270608), (4, 5452956), (6, 3635304), (8, 2726478), (9, 2423536), (12, 1817652), (16, 1363239), (18, 1211768), (24, 908826), (36, 605884), (48, 454413), (72, 302942), (144, 151471)]