About the Number

2021075973

2021075972 ← → 2021075974

2進数表記:1111000011101110010110000000101

漢数字表記:二十億二千百七万五千九百七十三

素因数分解:

3 2 × 7 1 × 61 1 × 367 1 × 1433 1

素因数の和:1874
約数の個数: 48
約数和(自身を含む): 3402686976
約数和(自身を除く): 1381611003

約数列:
[1, 3, 7, 9, 21, 61, 63, 183, 367, 427, 549, 1101, 1281, 1433, 2569, 3303, 3843, 4299, 7707, 10031, 12897, 22387, 23121, 30093, 67161, 87413, 90279, 156709, 201483, 262239, 470127, 525911, 611891, 786717, 1410381, 1577733, 1835673, 3681377, 4733199, 5507019, 11044131, 32080571, 33132393, 96241713, 224563997, 288725139, 673691991, 2021075973]

約数ペア:
[(1, 2021075973), (3, 673691991), (7, 288725139), (9, 224563997), (21, 96241713), (61, 33132393), (63, 32080571), (183, 11044131), (367, 5507019), (427, 4733199), (549, 3681377), (1101, 1835673), (1281, 1577733), (1433, 1410381), (2569, 786717), (3303, 611891), (3843, 525911), (4299, 470127), (7707, 262239), (10031, 201483), (12897, 156709), (22387, 90279), (23121, 87413), (30093, 67161)]

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