21739248

素因数分解:

$2^4\times 3^2\times {\mathrm{150967}}^1$

素因数の和:150981

約数の個数: 30

約数和(自身を含む): 60840104

約数和(自身を除く): 39100856

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 150967, 301934, 452901, 603868, 905802, 1207736, 1358703, 1811604, 2415472, 2717406, 3623208, 5434812, 7246416, 10869624, 21739248]

約数ペア:

[(1, 21739248), (2, 10869624), (3, 7246416), (4, 5434812), (6, 3623208), (8, 2717406), (9, 2415472), (12, 1811604), (16, 1358703), (18, 1207736), (24, 905802), (36, 603868), (48, 452901), (72, 301934), (144, 150967)]