21391476

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{48179}}^1$

素因数の和:48223

約数の個数: 24

約数和(自身を含む): 51263520

約数和(自身を除く): 29872044

約数列:

[1, 2, 3, 4, 6, 12, 37, 74, 111, 148, 222, 444, 48179, 96358, 144537, 192716, 289074, 578148, 1782623, 3565246, 5347869, 7130492, 10695738, 21391476]

約数ペア:

[(1, 21391476), (2, 10695738), (3, 7130492), (4, 5347869), (6, 3565246), (12, 1782623), (37, 578148), (74, 289074), (111, 192716), (148, 144537), (222, 96358), (444, 48179)]