21897642

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{383}}^1\times {\mathrm{733}}^1$

素因数の和:1134

約数の個数: 32

約数和(自身を含む): 47351808

約数和(自身を除く): 25454166

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 383, 733, 766, 1149, 1466, 2199, 2298, 4398, 4979, 9529, 9958, 14937, 19058, 28587, 29874, 57174, 280739, 561478, 842217, 1684434, 3649607, 7299214, 10948821, 21897642]

約数ペア:

[(1, 21897642), (2, 10948821), (3, 7299214), (6, 3649607), (13, 1684434), (26, 842217), (39, 561478), (78, 280739), (383, 57174), (733, 29874), (766, 28587), (1149, 19058), (1466, 14937), (2199, 9958), (2298, 9529), (4398, 4979)]