About the Number

21498050

21498049 ← → 21498051

2進数表記:1010010000000100011000010

漢数字表記:二千百四十九万八千五十

素因数分解:

2 1 × 5 2 × 7 1 × 239 1 × 257 1

素因数の和:515
約数の個数: 48
約数和(自身を含む): 46068480
約数和(自身を除く): 24570430

約数列:
[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 175, 239, 257, 350, 478, 514, 1195, 1285, 1673, 1799, 2390, 2570, 3346, 3598, 5975, 6425, 8365, 8995, 11950, 12850, 16730, 17990, 41825, 44975, 61423, 83650, 89950, 122846, 307115, 429961, 614230, 859922, 1535575, 2149805, 3071150, 4299610, 10749025, 21498050]

約数ペア:
[(1, 21498050), (2, 10749025), (5, 4299610), (7, 3071150), (10, 2149805), (14, 1535575), (25, 859922), (35, 614230), (50, 429961), (70, 307115), (175, 122846), (239, 89950), (257, 83650), (350, 61423), (478, 44975), (514, 41825), (1195, 17990), (1285, 16730), (1673, 12850), (1799, 11950), (2390, 8995), (2570, 8365), (3346, 6425), (3598, 5975)]

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