21149424

素因数分解:

$2^4\times 3^4\times {\mathrm{16319}}^1$

素因数の和:16339

約数の個数: 50

約数和(自身を含む): 61216320

約数和(自身を除く): 40066896

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 216, 324, 432, 648, 1296, 16319, 32638, 48957, 65276, 97914, 130552, 146871, 195828, 261104, 293742, 391656, 440613, 587484, 783312, 881226, 1174968, 1321839, 1762452, 2349936, 2643678, 3524904, 5287356, 7049808, 10574712, 21149424]

約数ペア:

[(1, 21149424), (2, 10574712), (3, 7049808), (4, 5287356), (6, 3524904), (8, 2643678), (9, 2349936), (12, 1762452), (16, 1321839), (18, 1174968), (24, 881226), (27, 783312), (36, 587484), (48, 440613), (54, 391656), (72, 293742), (81, 261104), (108, 195828), (144, 146871), (162, 130552), (216, 97914), (324, 65276), (432, 48957), (648, 32638), (1296, 16319)]