21329676

素因数分解:

$2^2\times 3^3\times {\mathrm{41}}^1\times {\mathrm{4817}}^1$

素因数の和:4871

約数の個数: 48

約数和(自身を含む): 56659680

約数和(自身を除く): 35330004

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 41, 54, 82, 108, 123, 164, 246, 369, 492, 738, 1107, 1476, 2214, 4428, 4817, 9634, 14451, 19268, 28902, 43353, 57804, 86706, 130059, 173412, 197497, 260118, 394994, 520236, 592491, 789988, 1184982, 1777473, 2369964, 3554946, 5332419, 7109892, 10664838, 21329676]

約数ペア:

[(1, 21329676), (2, 10664838), (3, 7109892), (4, 5332419), (6, 3554946), (9, 2369964), (12, 1777473), (18, 1184982), (27, 789988), (36, 592491), (41, 520236), (54, 394994), (82, 260118), (108, 197497), (123, 173412), (164, 130059), (246, 86706), (369, 57804), (492, 43353), (738, 28902), (1107, 19268), (1476, 14451), (2214, 9634), (4428, 4817)]