21896244

素因数分解:

$2^2\times 3^7\times {\mathrm{2503}}^1$

素因数の和:2528

約数の個数: 48

約数和(自身を含む): 57491840

約数和(自身を除く): 35595596

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 729, 972, 1458, 2187, 2503, 2916, 4374, 5006, 7509, 8748, 10012, 15018, 22527, 30036, 45054, 67581, 90108, 135162, 202743, 270324, 405486, 608229, 810972, 1216458, 1824687, 2432916, 3649374, 5474061, 7298748, 10948122, 21896244]

約数ペア:

[(1, 21896244), (2, 10948122), (3, 7298748), (4, 5474061), (6, 3649374), (9, 2432916), (12, 1824687), (18, 1216458), (27, 810972), (36, 608229), (54, 405486), (81, 270324), (108, 202743), (162, 135162), (243, 90108), (324, 67581), (486, 45054), (729, 30036), (972, 22527), (1458, 15018), (2187, 10012), (2503, 8748), (2916, 7509), (4374, 5006)]