21771054

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{179}}^1\times {\mathrm{233}}^1$

素因数の和:449

約数の個数: 48

約数和(自身を含む): 49280400

約数和(自身を除く): 27509346

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 87, 174, 179, 233, 261, 358, 466, 522, 537, 699, 1074, 1398, 1611, 2097, 3222, 4194, 5191, 6757, 10382, 13514, 15573, 20271, 31146, 40542, 41707, 46719, 60813, 83414, 93438, 121626, 125121, 250242, 375363, 750726, 1209503, 2419006, 3628509, 7257018, 10885527, 21771054]

約数ペア:

[(1, 21771054), (2, 10885527), (3, 7257018), (6, 3628509), (9, 2419006), (18, 1209503), (29, 750726), (58, 375363), (87, 250242), (174, 125121), (179, 121626), (233, 93438), (261, 83414), (358, 60813), (466, 46719), (522, 41707), (537, 40542), (699, 31146), (1074, 20271), (1398, 15573), (1611, 13514), (2097, 10382), (3222, 6757), (4194, 5191)]