About the Number

201221024

201221023 ← → 201221025

2進数表記:1011111111100110001110100000

漢数字表記:二億百二十二万千二十四

素因数分解:

2 5 × 29 2 × 7477 1

素因数の和:7545
約数の個数: 36
約数和(自身を含む): 410340294
約数和(自身を除く): 209119270

約数列:
[1, 2, 4, 8, 16, 29, 32, 58, 116, 232, 464, 841, 928, 1682, 3364, 6728, 7477, 13456, 14954, 26912, 29908, 59816, 119632, 216833, 239264, 433666, 867332, 1734664, 3469328, 6288157, 6938656, 12576314, 25152628, 50305256, 100610512, 201221024]

約数ペア:
[(1, 201221024), (2, 100610512), (4, 50305256), (8, 25152628), (16, 12576314), (29, 6938656), (32, 6288157), (58, 3469328), (116, 1734664), (232, 867332), (464, 433666), (841, 239264), (928, 216833), (1682, 119632), (3364, 59816), (6728, 29908), (7477, 26912), (13456, 14954)]

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