21188256

素因数分解:

$2^5\times 3^1\times {\mathrm{17}}^1\times {\mathrm{12983}}^1$

素因数の和:13013

約数の個数: 48

約数和(自身を含む): 58895424

約数和(自身を除く): 37707168

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 68, 96, 102, 136, 204, 272, 408, 544, 816, 1632, 12983, 25966, 38949, 51932, 77898, 103864, 155796, 207728, 220711, 311592, 415456, 441422, 623184, 662133, 882844, 1246368, 1324266, 1765688, 2648532, 3531376, 5297064, 7062752, 10594128, 21188256]

約数ペア:

[(1, 21188256), (2, 10594128), (3, 7062752), (4, 5297064), (6, 3531376), (8, 2648532), (12, 1765688), (16, 1324266), (17, 1246368), (24, 882844), (32, 662133), (34, 623184), (48, 441422), (51, 415456), (68, 311592), (96, 220711), (102, 207728), (136, 155796), (204, 103864), (272, 77898), (408, 51932), (544, 38949), (816, 25966), (1632, 12983)]