21855888

素因数分解:

$2^4\times 3^2\times {\mathrm{23}}^1\times {\mathrm{6599}}^1$

素因数の和:6636

約数の個数: 60

約数和(自身を含む): 63835200

約数和(自身を除く): 41979312

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 36, 46, 48, 69, 72, 92, 138, 144, 184, 207, 276, 368, 414, 552, 828, 1104, 1656, 3312, 6599, 13198, 19797, 26396, 39594, 52792, 59391, 79188, 105584, 118782, 151777, 158376, 237564, 303554, 316752, 455331, 475128, 607108, 910662, 950256, 1214216, 1365993, 1821324, 2428432, 2731986, 3642648, 5463972, 7285296, 10927944, 21855888]

約数ペア:

[(1, 21855888), (2, 10927944), (3, 7285296), (4, 5463972), (6, 3642648), (8, 2731986), (9, 2428432), (12, 1821324), (16, 1365993), (18, 1214216), (23, 950256), (24, 910662), (36, 607108), (46, 475128), (48, 455331), (69, 316752), (72, 303554), (92, 237564), (138, 158376), (144, 151777), (184, 118782), (207, 105584), (276, 79188), (368, 59391), (414, 52792), (552, 39594), (828, 26396), (1104, 19797), (1656, 13198), (3312, 6599)]