About the Number

21131313156

21131313155 ← → 21131313157

2進数表記:10011101011100001100100000000000100

漢数字表記:二百十一億三千百三十一万三千百五十六

素因数分解:

2 2 × 3 3 × 107 1 × 1828601 1

素因数の和:1828721
約数の個数: 48
約数和(自身を含む): 55296924480
約数和(自身を除く): 34165611324

約数列:
[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 107, 108, 214, 321, 428, 642, 963, 1284, 1926, 2889, 3852, 5778, 11556, 1828601, 3657202, 5485803, 7314404, 10971606, 16457409, 21943212, 32914818, 49372227, 65829636, 98744454, 195660307, 197488908, 391320614, 586980921, 782641228, 1173961842, 1760942763, 2347923684, 3521885526, 5282828289, 7043771052, 10565656578, 21131313156]

約数ペア:
[(1, 21131313156), (2, 10565656578), (3, 7043771052), (4, 5282828289), (6, 3521885526), (9, 2347923684), (12, 1760942763), (18, 1173961842), (27, 782641228), (36, 586980921), (54, 391320614), (107, 197488908), (108, 195660307), (214, 98744454), (321, 65829636), (428, 49372227), (642, 32914818), (963, 21943212), (1284, 16457409), (1926, 10971606), (2889, 7314404), (3852, 5485803), (5778, 3657202), (11556, 1828601)]

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