2121651

素因数分解:

$3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{283}}^1$

素因数の和:320

約数の個数: 36

約数和(自身を含む): 3787992

約数和(自身を除く): 1666341

約数列:

[1, 3, 7, 9, 17, 21, 49, 51, 63, 119, 147, 153, 283, 357, 441, 833, 849, 1071, 1981, 2499, 2547, 4811, 5943, 7497, 13867, 14433, 17829, 33677, 41601, 43299, 101031, 124803, 235739, 303093, 707217, 2121651]

約数ペア:

[(1, 2121651), (3, 707217), (7, 303093), (9, 235739), (17, 124803), (21, 101031), (49, 43299), (51, 41601), (63, 33677), (119, 17829), (147, 14433), (153, 13867), (283, 7497), (357, 5943), (441, 4811), (833, 2547), (849, 2499), (1071, 1981)]