21475320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{9419}}^1$

素因数の和:9452

約数の個数: 64

約数和(自身を含む): 67824000

約数和(自身を除く): 46348680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 9419, 18838, 28257, 37676, 47095, 56514, 75352, 94190, 113028, 141285, 178961, 188380, 226056, 282570, 357922, 376760, 536883, 565140, 715844, 894805, 1073766, 1130280, 1431688, 1789610, 2147532, 2684415, 3579220, 4295064, 5368830, 7158440, 10737660, 21475320]

約数ペア:

[(1, 21475320), (2, 10737660), (3, 7158440), (4, 5368830), (5, 4295064), (6, 3579220), (8, 2684415), (10, 2147532), (12, 1789610), (15, 1431688), (19, 1130280), (20, 1073766), (24, 894805), (30, 715844), (38, 565140), (40, 536883), (57, 376760), (60, 357922), (76, 282570), (95, 226056), (114, 188380), (120, 178961), (152, 141285), (190, 113028), (228, 94190), (285, 75352), (380, 56514), (456, 47095), (570, 37676), (760, 28257), (1140, 18838), (2280, 9419)]