21329760

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1201}}^1$

素因数の和:1256

約数の個数: 96

約数和(自身を含む): 69062112

約数和(自身を除く): 47732352

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 37, 40, 48, 60, 74, 80, 96, 111, 120, 148, 160, 185, 222, 240, 296, 370, 444, 480, 555, 592, 740, 888, 1110, 1184, 1201, 1480, 1776, 2220, 2402, 2960, 3552, 3603, 4440, 4804, 5920, 6005, 7206, 8880, 9608, 12010, 14412, 17760, 18015, 19216, 24020, 28824, 36030, 38432, 44437, 48040, 57648, 72060, 88874, 96080, 115296, 133311, 144120, 177748, 192160, 222185, 266622, 288240, 355496, 444370, 533244, 576480, 666555, 710992, 888740, 1066488, 1333110, 1421984, 1777480, 2132976, 2666220, 3554960, 4265952, 5332440, 7109920, 10664880, 21329760]

約数ペア:

[(1, 21329760), (2, 10664880), (3, 7109920), (4, 5332440), (5, 4265952), (6, 3554960), (8, 2666220), (10, 2132976), (12, 1777480), (15, 1421984), (16, 1333110), (20, 1066488), (24, 888740), (30, 710992), (32, 666555), (37, 576480), (40, 533244), (48, 444370), (60, 355496), (74, 288240), (80, 266622), (96, 222185), (111, 192160), (120, 177748), (148, 144120), (160, 133311), (185, 115296), (222, 96080), (240, 88874), (296, 72060), (370, 57648), (444, 48040), (480, 44437), (555, 38432), (592, 36030), (740, 28824), (888, 24020), (1110, 19216), (1184, 18015), (1201, 17760), (1480, 14412), (1776, 12010), (2220, 9608), (2402, 8880), (2960, 7206), (3552, 6005), (3603, 5920), (4440, 4804)]