21578148

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31547}}^1$

素因数の和:31576

約数の個数: 36

約数和(自身を含む): 57417360

約数和(自身を除く): 35839212

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 31547, 63094, 94641, 126188, 189282, 283923, 378564, 567846, 599393, 1135692, 1198786, 1798179, 2397572, 3596358, 5394537, 7192716, 10789074, 21578148]

約数ペア:

[(1, 21578148), (2, 10789074), (3, 7192716), (4, 5394537), (6, 3596358), (9, 2397572), (12, 1798179), (18, 1198786), (19, 1135692), (36, 599393), (38, 567846), (57, 378564), (76, 283923), (114, 189282), (171, 126188), (228, 94641), (342, 63094), (684, 31547)]