21489096

素因数分解:

$2^3\times 3^1\times {\mathrm{103}}^1\times {\mathrm{8693}}^1$

素因数の和:8805

約数の個数: 32

約数和(自身を含む): 54250560

約数和(自身を除く): 32761464

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 103, 206, 309, 412, 618, 824, 1236, 2472, 8693, 17386, 26079, 34772, 52158, 69544, 104316, 208632, 895379, 1790758, 2686137, 3581516, 5372274, 7163032, 10744548, 21489096]

約数ペア:

[(1, 21489096), (2, 10744548), (3, 7163032), (4, 5372274), (6, 3581516), (8, 2686137), (12, 1790758), (24, 895379), (103, 208632), (206, 104316), (309, 69544), (412, 52158), (618, 34772), (824, 26079), (1236, 17386), (2472, 8693)]