About the Number

21439002

21439001 ← → 21439003

2進数表記:1010001110010001000011010

漢数字表記:二千百四十三万九千二

素因数分解:

2 1 × 3 1 × 13 2 × 21143 1

素因数の和:21174
約数の個数: 24
約数和(自身を含む): 46432224
約数和(自身を除く): 24993222

約数列:
[1, 2, 3, 6, 13, 26, 39, 78, 169, 338, 507, 1014, 21143, 42286, 63429, 126858, 274859, 549718, 824577, 1649154, 3573167, 7146334, 10719501, 21439002]

約数ペア:
[(1, 21439002), (2, 10719501), (3, 7146334), (6, 3573167), (13, 1649154), (26, 824577), (39, 549718), (78, 274859), (169, 126858), (338, 63429), (507, 42286), (1014, 21143)]

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