21300408

素因数分解:

$2^3\times 3^5\times {\mathrm{10957}}^1$

素因数の和:10978

約数の個数: 48

約数和(自身を含む): 59830680

約数和(自身を除く): 38530272

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 243, 324, 486, 648, 972, 1944, 10957, 21914, 32871, 43828, 65742, 87656, 98613, 131484, 197226, 262968, 295839, 394452, 591678, 788904, 887517, 1183356, 1775034, 2366712, 2662551, 3550068, 5325102, 7100136, 10650204, 21300408]

約数ペア:

[(1, 21300408), (2, 10650204), (3, 7100136), (4, 5325102), (6, 3550068), (8, 2662551), (9, 2366712), (12, 1775034), (18, 1183356), (24, 887517), (27, 788904), (36, 591678), (54, 394452), (72, 295839), (81, 262968), (108, 197226), (162, 131484), (216, 98613), (243, 87656), (324, 65742), (486, 43828), (648, 32871), (972, 21914), (1944, 10957)]