21133692

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{653}}^1$

素因数の和:723

約数の個数: 72

約数和(自身を含む): 57133440

約数和(自身を除く): 35999748

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 31, 36, 58, 62, 87, 93, 116, 124, 174, 186, 261, 279, 348, 372, 522, 558, 653, 899, 1044, 1116, 1306, 1798, 1959, 2612, 2697, 3596, 3918, 5394, 5877, 7836, 8091, 10788, 11754, 16182, 18937, 20243, 23508, 32364, 37874, 40486, 56811, 60729, 75748, 80972, 113622, 121458, 170433, 182187, 227244, 242916, 340866, 364374, 587047, 681732, 728748, 1174094, 1761141, 2348188, 3522282, 5283423, 7044564, 10566846, 21133692]

約数ペア:

[(1, 21133692), (2, 10566846), (3, 7044564), (4, 5283423), (6, 3522282), (9, 2348188), (12, 1761141), (18, 1174094), (29, 728748), (31, 681732), (36, 587047), (58, 364374), (62, 340866), (87, 242916), (93, 227244), (116, 182187), (124, 170433), (174, 121458), (186, 113622), (261, 80972), (279, 75748), (348, 60729), (372, 56811), (522, 40486), (558, 37874), (653, 32364), (899, 23508), (1044, 20243), (1116, 18937), (1306, 16182), (1798, 11754), (1959, 10788), (2612, 8091), (2697, 7836), (3596, 5877), (3918, 5394)]