21494832

素因数分解:

$2^4\times 3^1\times {\mathrm{431}}^1\times {\mathrm{1039}}^1$

素因数の和:1481

約数の個数: 40

約数和(自身を含む): 55710720

約数和(自身を除く): 34215888

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 431, 862, 1039, 1293, 1724, 2078, 2586, 3117, 3448, 4156, 5172, 6234, 6896, 8312, 10344, 12468, 16624, 20688, 24936, 49872, 447809, 895618, 1343427, 1791236, 2686854, 3582472, 5373708, 7164944, 10747416, 21494832]

約数ペア:

[(1, 21494832), (2, 10747416), (3, 7164944), (4, 5373708), (6, 3582472), (8, 2686854), (12, 1791236), (16, 1343427), (24, 895618), (48, 447809), (431, 49872), (862, 24936), (1039, 20688), (1293, 16624), (1724, 12468), (2078, 10344), (2586, 8312), (3117, 6896), (3448, 6234), (4156, 5172)]