21957702910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{613}}^1\times {\mathrm{677}}^1$

素因数の和:1358

約数の個数: 128

約数和(自身を含む): 47836946304

約数和(自身を除く): 25879243394

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 37, 55, 65, 74, 110, 130, 143, 185, 286, 370, 407, 481, 613, 677, 715, 814, 962, 1226, 1354, 1430, 2035, 2405, 3065, 3385, 4070, 4810, 5291, 6130, 6743, 6770, 7447, 7969, 8801, 10582, 13486, 14894, 15938, 17602, 22681, 25049, 26455, 33715, 37235, 39845, 44005, 45362, 50098, 52910, 67430, 74470, 79690, 87659, 88010, 96811, 113405, 125245, 175318, 193622, 226810, 249491, 250490, 275539, 294853, 325637, 415001, 438295, 484055, 498982, 551078, 589706, 651274, 830002, 876590, 968110, 1247455, 1377695, 1474265, 1628185, 2075005, 2494910, 2755390, 2948530, 3243383, 3256370, 3582007, 4150010, 4565011, 5395013, 6486766, 7164014, 9130022, 10790026, 15355037, 16216915, 17910035, 22825055, 26975065, 30710074, 32433830, 35820070, 45650110, 53950130, 59345143, 76775185, 118690286, 153550370, 168905407, 199615481, 296725715, 337810814, 399230962, 593451430, 844527035, 998077405, 1689054070, 1996154810, 2195770291, 4391540582, 10978851455, 21957702910]

約数ペア:

[(1, 21957702910), (2, 10978851455), (5, 4391540582), (10, 2195770291), (11, 1996154810), (13, 1689054070), (22, 998077405), (26, 844527035), (37, 593451430), (55, 399230962), (65, 337810814), (74, 296725715), (110, 199615481), (130, 168905407), (143, 153550370), (185, 118690286), (286, 76775185), (370, 59345143), (407, 53950130), (481, 45650110), (613, 35820070), (677, 32433830), (715, 30710074), (814, 26975065), (962, 22825055), (1226, 17910035), (1354, 16216915), (1430, 15355037), (2035, 10790026), (2405, 9130022), (3065, 7164014), (3385, 6486766), (4070, 5395013), (4810, 4565011), (5291, 4150010), (6130, 3582007), (6743, 3256370), (6770, 3243383), (7447, 2948530), (7969, 2755390), (8801, 2494910), (10582, 2075005), (13486, 1628185), (14894, 1474265), (15938, 1377695), (17602, 1247455), (22681, 968110), (25049, 876590), (26455, 830002), (33715, 651274), (37235, 589706), (39845, 551078), (44005, 498982), (45362, 484055), (50098, 438295), (52910, 415001), (67430, 325637), (74470, 294853), (79690, 275539), (87659, 250490), (88010, 249491), (96811, 226810), (113405, 193622), (125245, 175318)]