21055176

素因数分解:

$2^3\times 3^2\times {\mathrm{229}}^1\times {\mathrm{1277}}^1$

素因数の和:1518

約数の個数: 48

約数和(自身を含む): 57318300

約数和(自身を除く): 36263124

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 229, 458, 687, 916, 1277, 1374, 1832, 2061, 2554, 2748, 3831, 4122, 5108, 5496, 7662, 8244, 10216, 11493, 15324, 16488, 22986, 30648, 45972, 91944, 292433, 584866, 877299, 1169732, 1754598, 2339464, 2631897, 3509196, 5263794, 7018392, 10527588, 21055176]

約数ペア:

[(1, 21055176), (2, 10527588), (3, 7018392), (4, 5263794), (6, 3509196), (8, 2631897), (9, 2339464), (12, 1754598), (18, 1169732), (24, 877299), (36, 584866), (72, 292433), (229, 91944), (458, 45972), (687, 30648), (916, 22986), (1277, 16488), (1374, 15324), (1832, 11493), (2061, 10216), (2554, 8244), (2748, 7662), (3831, 5496), (4122, 5108)]