21009696

素因数分解:

$2^5\times 3^1\times {\mathrm{89}}^1\times {\mathrm{2459}}^1$

素因数の和:2561

約数の個数: 48

約数和(自身を含む): 55792800

約数和(自身を除く): 34783104

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 89, 96, 178, 267, 356, 534, 712, 1068, 1424, 2136, 2459, 2848, 4272, 4918, 7377, 8544, 9836, 14754, 19672, 29508, 39344, 59016, 78688, 118032, 218851, 236064, 437702, 656553, 875404, 1313106, 1750808, 2626212, 3501616, 5252424, 7003232, 10504848, 21009696]

約数ペア:

[(1, 21009696), (2, 10504848), (3, 7003232), (4, 5252424), (6, 3501616), (8, 2626212), (12, 1750808), (16, 1313106), (24, 875404), (32, 656553), (48, 437702), (89, 236064), (96, 218851), (178, 118032), (267, 78688), (356, 59016), (534, 39344), (712, 29508), (1068, 19672), (1424, 14754), (2136, 9836), (2459, 8544), (2848, 7377), (4272, 4918)]