21000948060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{167}}^1\times {\mathrm{28711}}^1$

素因数の和:28963

約数の個数: 96

約数和(自身を含む): 59967194112

約数和(自身を除く): 38966246052

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 73, 146, 167, 219, 292, 334, 365, 438, 501, 668, 730, 835, 876, 1002, 1095, 1460, 1670, 2004, 2190, 2505, 3340, 4380, 5010, 10020, 12191, 24382, 28711, 36573, 48764, 57422, 60955, 73146, 86133, 114844, 121910, 143555, 146292, 172266, 182865, 243820, 287110, 344532, 365730, 430665, 574220, 731460, 861330, 1722660, 2095903, 4191806, 4794737, 6287709, 8383612, 9589474, 10479515, 12575418, 14384211, 19178948, 20959030, 23973685, 25150836, 28768422, 31438545, 41918060, 47947370, 57536844, 62877090, 71921055, 95894740, 125754180, 143842110, 287684220, 350015801, 700031602, 1050047403, 1400063204, 1750079005, 2100094806, 3500158010, 4200189612, 5250237015, 7000316020, 10500474030, 21000948060]

約数ペア:

[(1, 21000948060), (2, 10500474030), (3, 7000316020), (4, 5250237015), (5, 4200189612), (6, 3500158010), (10, 2100094806), (12, 1750079005), (15, 1400063204), (20, 1050047403), (30, 700031602), (60, 350015801), (73, 287684220), (146, 143842110), (167, 125754180), (219, 95894740), (292, 71921055), (334, 62877090), (365, 57536844), (438, 47947370), (501, 41918060), (668, 31438545), (730, 28768422), (835, 25150836), (876, 23973685), (1002, 20959030), (1095, 19178948), (1460, 14384211), (1670, 12575418), (2004, 10479515), (2190, 9589474), (2505, 8383612), (3340, 6287709), (4380, 4794737), (5010, 4191806), (10020, 2095903), (12191, 1722660), (24382, 861330), (28711, 731460), (36573, 574220), (48764, 430665), (57422, 365730), (60955, 344532), (73146, 287110), (86133, 243820), (114844, 182865), (121910, 172266), (143555, 146292)]