21052944

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13291}}^1$

素因数の和:13316

約数の個数: 60

約数和(自身を含む): 64280112

約数和(自身を除く): 43227168

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 44, 48, 66, 72, 88, 99, 132, 144, 176, 198, 264, 396, 528, 792, 1584, 13291, 26582, 39873, 53164, 79746, 106328, 119619, 146201, 159492, 212656, 239238, 292402, 318984, 438603, 478476, 584804, 637968, 877206, 956952, 1169608, 1315809, 1754412, 1913904, 2339216, 2631618, 3508824, 5263236, 7017648, 10526472, 21052944]

約数ペア:

[(1, 21052944), (2, 10526472), (3, 7017648), (4, 5263236), (6, 3508824), (8, 2631618), (9, 2339216), (11, 1913904), (12, 1754412), (16, 1315809), (18, 1169608), (22, 956952), (24, 877206), (33, 637968), (36, 584804), (44, 478476), (48, 438603), (66, 318984), (72, 292402), (88, 239238), (99, 212656), (132, 159492), (144, 146201), (176, 119619), (198, 106328), (264, 79746), (396, 53164), (528, 39873), (792, 26582), (1584, 13291)]