21746520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2083}}^1$

素因数の和:2129

約数の個数: 96

約数和(自身を含む): 73148400

約数和(自身を除く): 51401880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 29, 30, 36, 40, 45, 58, 60, 72, 87, 90, 116, 120, 145, 174, 180, 232, 261, 290, 348, 360, 435, 522, 580, 696, 870, 1044, 1160, 1305, 1740, 2083, 2088, 2610, 3480, 4166, 5220, 6249, 8332, 10415, 10440, 12498, 16664, 18747, 20830, 24996, 31245, 37494, 41660, 49992, 60407, 62490, 74988, 83320, 93735, 120814, 124980, 149976, 181221, 187470, 241628, 249960, 302035, 362442, 374940, 483256, 543663, 604070, 724884, 749880, 906105, 1087326, 1208140, 1449768, 1812210, 2174652, 2416280, 2718315, 3624420, 4349304, 5436630, 7248840, 10873260, 21746520]

約数ペア:

[(1, 21746520), (2, 10873260), (3, 7248840), (4, 5436630), (5, 4349304), (6, 3624420), (8, 2718315), (9, 2416280), (10, 2174652), (12, 1812210), (15, 1449768), (18, 1208140), (20, 1087326), (24, 906105), (29, 749880), (30, 724884), (36, 604070), (40, 543663), (45, 483256), (58, 374940), (60, 362442), (72, 302035), (87, 249960), (90, 241628), (116, 187470), (120, 181221), (145, 149976), (174, 124980), (180, 120814), (232, 93735), (261, 83320), (290, 74988), (348, 62490), (360, 60407), (435, 49992), (522, 41660), (580, 37494), (696, 31245), (870, 24996), (1044, 20830), (1160, 18747), (1305, 16664), (1740, 12498), (2083, 10440), (2088, 10415), (2610, 8332), (3480, 6249), (4166, 5220)]