21024288

素因数分解:

$2^5\times 3^2\times {\mathrm{37}}^1\times {\mathrm{1973}}^1$

素因数の和:2026

約数の個数: 72

約数和(自身を含む): 61434828

約数和(自身を除く): 40410540

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 37, 48, 72, 74, 96, 111, 144, 148, 222, 288, 296, 333, 444, 592, 666, 888, 1184, 1332, 1776, 1973, 2664, 3552, 3946, 5328, 5919, 7892, 10656, 11838, 15784, 17757, 23676, 31568, 35514, 47352, 63136, 71028, 73001, 94704, 142056, 146002, 189408, 219003, 284112, 292004, 438006, 568224, 584008, 657009, 876012, 1168016, 1314018, 1752024, 2336032, 2628036, 3504048, 5256072, 7008096, 10512144, 21024288]

約数ペア:

[(1, 21024288), (2, 10512144), (3, 7008096), (4, 5256072), (6, 3504048), (8, 2628036), (9, 2336032), (12, 1752024), (16, 1314018), (18, 1168016), (24, 876012), (32, 657009), (36, 584008), (37, 568224), (48, 438006), (72, 292004), (74, 284112), (96, 219003), (111, 189408), (144, 146002), (148, 142056), (222, 94704), (288, 73001), (296, 71028), (333, 63136), (444, 47352), (592, 35514), (666, 31568), (888, 23676), (1184, 17757), (1332, 15784), (1776, 11838), (1973, 10656), (2664, 7892), (3552, 5919), (3946, 5328)]