About the Number

21499089

21499088 ← → 21499090

2進数表記:1010010000000110011010001

漢数字表記:二千百四十九万九千八十九

素因数分解:

3 1 × 19 1 × 23 3 × 31 1

素因数の和:122
約数の個数: 32
約数和(自身を含む): 32563200
約数和(自身を除く): 11064111

約数列:
[1, 3, 19, 23, 31, 57, 69, 93, 437, 529, 589, 713, 1311, 1587, 1767, 2139, 10051, 12167, 13547, 16399, 30153, 36501, 40641, 49197, 231173, 311581, 377177, 693519, 934743, 1131531, 7166363, 21499089]

約数ペア:
[(1, 21499089), (3, 7166363), (19, 1131531), (23, 934743), (31, 693519), (57, 377177), (69, 311581), (93, 231173), (437, 49197), (529, 40641), (589, 36501), (713, 30153), (1311, 16399), (1587, 13547), (1767, 12167), (2139, 10051)]

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