21356568

素因数分解:

$2^3\times 3^3\times {\mathrm{98873}}^1$

素因数の和:98888

約数の個数: 32

約数和(自身を含む): 59324400

約数和(自身を除く): 37967832

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 98873, 197746, 296619, 395492, 593238, 790984, 889857, 1186476, 1779714, 2372952, 2669571, 3559428, 5339142, 7118856, 10678284, 21356568]

約数ペア:

[(1, 21356568), (2, 10678284), (3, 7118856), (4, 5339142), (6, 3559428), (8, 2669571), (9, 2372952), (12, 1779714), (18, 1186476), (24, 889857), (27, 790984), (36, 593238), (54, 395492), (72, 296619), (108, 197746), (216, 98873)]