21153264

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{40063}}^1$

素因数の和:40085

約数の個数: 40

約数和(自身を含む): 59615232

約数和(自身を除く): 38461968

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 88, 132, 176, 264, 528, 40063, 80126, 120189, 160252, 240378, 320504, 440693, 480756, 641008, 881386, 961512, 1322079, 1762772, 1923024, 2644158, 3525544, 5288316, 7051088, 10576632, 21153264]

約数ペア:

[(1, 21153264), (2, 10576632), (3, 7051088), (4, 5288316), (6, 3525544), (8, 2644158), (11, 1923024), (12, 1762772), (16, 1322079), (22, 961512), (24, 881386), (33, 641008), (44, 480756), (48, 440693), (66, 320504), (88, 240378), (132, 160252), (176, 120189), (264, 80126), (528, 40063)]