21354996

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{367}}^1\times {\mathrm{373}}^1$

素因数の和:760

約数の個数: 48

約数和(自身を含む): 53951744

約数和(自身を除く): 32596748

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 367, 373, 734, 746, 1101, 1119, 1468, 1492, 2202, 2238, 4404, 4476, 4771, 4849, 9542, 9698, 14313, 14547, 19084, 19396, 28626, 29094, 57252, 58188, 136891, 273782, 410673, 547564, 821346, 1642692, 1779583, 3559166, 5338749, 7118332, 10677498, 21354996]

約数ペア:

[(1, 21354996), (2, 10677498), (3, 7118332), (4, 5338749), (6, 3559166), (12, 1779583), (13, 1642692), (26, 821346), (39, 547564), (52, 410673), (78, 273782), (156, 136891), (367, 58188), (373, 57252), (734, 29094), (746, 28626), (1101, 19396), (1119, 19084), (1468, 14547), (1492, 14313), (2202, 9698), (2238, 9542), (4404, 4849), (4476, 4771)]