21240528

素因数分解:

$2^4\times 3^1\times {\mathrm{29}}^1\times {\mathrm{15259}}^1$

素因数の和:15299

約数の個数: 40

約数和(自身を含む): 56767200

約数和(自身を除く): 35526672

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 48, 58, 87, 116, 174, 232, 348, 464, 696, 1392, 15259, 30518, 45777, 61036, 91554, 122072, 183108, 244144, 366216, 442511, 732432, 885022, 1327533, 1770044, 2655066, 3540088, 5310132, 7080176, 10620264, 21240528]

約数ペア:

[(1, 21240528), (2, 10620264), (3, 7080176), (4, 5310132), (6, 3540088), (8, 2655066), (12, 1770044), (16, 1327533), (24, 885022), (29, 732432), (48, 442511), (58, 366216), (87, 244144), (116, 183108), (174, 122072), (232, 91554), (348, 61036), (464, 45777), (696, 30518), (1392, 15259)]