21007246320

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{3241859}}^1$

素因数の和:3241884

約数の個数: 100

約数和(自身を含む): 72961301160

約数和(自身を除く): 51954054840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 270, 324, 360, 405, 432, 540, 648, 720, 810, 1080, 1296, 1620, 2160, 3240, 6480, 3241859, 6483718, 9725577, 12967436, 16209295, 19451154, 25934872, 29176731, 32418590, 38902308, 48627885, 51869744, 58353462, 64837180, 77804616, 87530193, 97255770, 116706924, 129674360, 145883655, 155609232, 175060386, 194511540, 233413848, 259348720, 262590579, 291767310, 350120772, 389023080, 437650965, 466827696, 525181158, 583534620, 700241544, 778046160, 875301930, 1050362316, 1167069240, 1312952895, 1400483088, 1750603860, 2100724632, 2334138480, 2625905790, 3501207720, 4201449264, 5251811580, 7002415440, 10503623160, 21007246320]

約数ペア:

[(1, 21007246320), (2, 10503623160), (3, 7002415440), (4, 5251811580), (5, 4201449264), (6, 3501207720), (8, 2625905790), (9, 2334138480), (10, 2100724632), (12, 1750603860), (15, 1400483088), (16, 1312952895), (18, 1167069240), (20, 1050362316), (24, 875301930), (27, 778046160), (30, 700241544), (36, 583534620), (40, 525181158), (45, 466827696), (48, 437650965), (54, 389023080), (60, 350120772), (72, 291767310), (80, 262590579), (81, 259348720), (90, 233413848), (108, 194511540), (120, 175060386), (135, 155609232), (144, 145883655), (162, 129674360), (180, 116706924), (216, 97255770), (240, 87530193), (270, 77804616), (324, 64837180), (360, 58353462), (405, 51869744), (432, 48627885), (540, 38902308), (648, 32418590), (720, 29176731), (810, 25934872), (1080, 19451154), (1296, 16209295), (1620, 12967436), (2160, 9725577), (3240, 6483718), (6480, 3241859)]