21109416

素因数分解:

$2^3\times 3^1\times {\mathrm{61}}^1\times {\mathrm{14419}}^1$

素因数の和:14489

約数の個数: 32

約数和(自身を含む): 53642400

約数和(自身を除く): 32532984

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 61, 122, 183, 244, 366, 488, 732, 1464, 14419, 28838, 43257, 57676, 86514, 115352, 173028, 346056, 879559, 1759118, 2638677, 3518236, 5277354, 7036472, 10554708, 21109416]

約数ペア:

[(1, 21109416), (2, 10554708), (3, 7036472), (4, 5277354), (6, 3518236), (8, 2638677), (12, 1759118), (24, 879559), (61, 346056), (122, 173028), (183, 115352), (244, 86514), (366, 57676), (488, 43257), (732, 28838), (1464, 14419)]