21543408

素因数分解:

$2^4\times 3^6\times {\mathrm{1847}}^1$

素因数の和:1873

約数の個数: 70

約数和(自身を含む): 62615784

約数和(自身を除く): 41072376

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 216, 243, 324, 432, 486, 648, 729, 972, 1296, 1458, 1847, 1944, 2916, 3694, 3888, 5541, 5832, 7388, 11082, 11664, 14776, 16623, 22164, 29552, 33246, 44328, 49869, 66492, 88656, 99738, 132984, 149607, 199476, 265968, 299214, 398952, 448821, 598428, 797904, 897642, 1196856, 1346463, 1795284, 2393712, 2692926, 3590568, 5385852, 7181136, 10771704, 21543408]

約数ペア:

[(1, 21543408), (2, 10771704), (3, 7181136), (4, 5385852), (6, 3590568), (8, 2692926), (9, 2393712), (12, 1795284), (16, 1346463), (18, 1196856), (24, 897642), (27, 797904), (36, 598428), (48, 448821), (54, 398952), (72, 299214), (81, 265968), (108, 199476), (144, 149607), (162, 132984), (216, 99738), (243, 88656), (324, 66492), (432, 49869), (486, 44328), (648, 33246), (729, 29552), (972, 22164), (1296, 16623), (1458, 14776), (1847, 11664), (1944, 11082), (2916, 7388), (3694, 5832), (3888, 5541)]