About the Number

421890216

421890215 ← → 421890217

2進数表記:11001001001011000100010101000

漢数字表記:四億二千百八十九万二百十六

素因数分解:

2 3 × 3 1 × 11 2 × 131 1 × 1109 1

素因数の和:1271
約数の個数: 96
約数和(自身を含む): 1169229600
約数和(自身を除く): 747339384

約数列:
[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 121, 131, 132, 242, 262, 264, 363, 393, 484, 524, 726, 786, 968, 1048, 1109, 1441, 1452, 1572, 2218, 2882, 2904, 3144, 3327, 4323, 4436, 5764, 6654, 8646, 8872, 11528, 12199, 13308, 15851, 17292, 24398, 26616, 31702, 34584, 36597, 47553, 48796, 63404, 73194, 95106, 97592, 126808, 134189, 145279, 146388, 190212, 268378, 290558, 292776, 380424, 402567, 435837, 536756, 581116, 805134, 871674, 1073512, 1162232, 1598069, 1610268, 1743348, 3196138, 3220536, 3486696, 4794207, 6392276, 9588414, 12784552, 17578759, 19176828, 35157518, 38353656, 52736277, 70315036, 105472554, 140630072, 210945108, 421890216]

約数ペア:
[(1, 421890216), (2, 210945108), (3, 140630072), (4, 105472554), (6, 70315036), (8, 52736277), (11, 38353656), (12, 35157518), (22, 19176828), (24, 17578759), (33, 12784552), (44, 9588414), (66, 6392276), (88, 4794207), (121, 3486696), (131, 3220536), (132, 3196138), (242, 1743348), (262, 1610268), (264, 1598069), (363, 1162232), (393, 1073512), (484, 871674), (524, 805134), (726, 581116), (786, 536756), (968, 435837), (1048, 402567), (1109, 380424), (1441, 292776), (1452, 290558), (1572, 268378), (2218, 190212), (2882, 146388), (2904, 145279), (3144, 134189), (3327, 126808), (4323, 97592), (4436, 95106), (5764, 73194), (6654, 63404), (8646, 48796), (8872, 47553), (11528, 36597), (12199, 34584), (13308, 31702), (15851, 26616), (17292, 24398)]

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