21131352

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{26681}}^1$

素因数の和:26704

約数の個数: 48

約数和(自身を含む): 62435880

約数和(自身を除く): 41304528

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 33, 36, 44, 66, 72, 88, 99, 132, 198, 264, 396, 792, 26681, 53362, 80043, 106724, 160086, 213448, 240129, 293491, 320172, 480258, 586982, 640344, 880473, 960516, 1173964, 1760946, 1921032, 2347928, 2641419, 3521892, 5282838, 7043784, 10565676, 21131352]

約数ペア:

[(1, 21131352), (2, 10565676), (3, 7043784), (4, 5282838), (6, 3521892), (8, 2641419), (9, 2347928), (11, 1921032), (12, 1760946), (18, 1173964), (22, 960516), (24, 880473), (33, 640344), (36, 586982), (44, 480258), (66, 320172), (72, 293491), (88, 240129), (99, 213448), (132, 160086), (198, 106724), (264, 80043), (396, 53362), (792, 26681)]