About the Number

2001067821

2001067820 ← → 2001067822

2進数表記:1110111010001011101111100101101

漢数字表記:二十億百六万七千八百二十一

素因数分解:

3 7 × 19 1 × 48157 1

素因数の和:48197
約数の個数: 32
約数和(自身を含む): 3159164800
約数和(自身を除く): 1158096979

約数列:
[1, 3, 9, 19, 27, 57, 81, 171, 243, 513, 729, 1539, 2187, 4617, 13851, 41553, 48157, 144471, 433413, 914983, 1300239, 2744949, 3900717, 8234847, 11702151, 24704541, 35106453, 74113623, 105319359, 222340869, 667022607, 2001067821]

約数ペア:
[(1, 2001067821), (3, 667022607), (9, 222340869), (19, 105319359), (27, 74113623), (57, 35106453), (81, 24704541), (171, 11702151), (243, 8234847), (513, 3900717), (729, 2744949), (1539, 1300239), (2187, 914983), (4617, 433413), (13851, 144471), (41553, 48157)]

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