About the Number

21155888928

21155888927 ← → 21155888929

2進数表記:10011101100111111010011111100100000

漢数字表記:二百十一億五千五百八十八万八千九百二十八

素因数分解:

2 5 × 3 1 × 113 1 × 1950211 1

素因数の和:1950337
約数の個数: 48
約数和(自身を含む): 56025690336
約数和(自身を除く): 34869801408

約数列:
[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 113, 226, 339, 452, 678, 904, 1356, 1808, 2712, 3616, 5424, 10848, 1950211, 3900422, 5850633, 7800844, 11701266, 15601688, 23402532, 31203376, 46805064, 62406752, 93610128, 187220256, 220373843, 440747686, 661121529, 881495372, 1322243058, 1762990744, 2644486116, 3525981488, 5288972232, 7051962976, 10577944464, 21155888928]

約数ペア:
[(1, 21155888928), (2, 10577944464), (3, 7051962976), (4, 5288972232), (6, 3525981488), (8, 2644486116), (12, 1762990744), (16, 1322243058), (24, 881495372), (32, 661121529), (48, 440747686), (96, 220373843), (113, 187220256), (226, 93610128), (339, 62406752), (452, 46805064), (678, 31203376), (904, 23402532), (1356, 15601688), (1808, 11701266), (2712, 7800844), (3616, 5850633), (5424, 3900422), (10848, 1950211)]

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