21160048

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{14533}}^1$

素因数の和:14561

約数の個数: 40

約数和(自身を含む): 50462048

約数和(自身を除く): 29302000

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 14533, 29066, 58132, 101731, 116264, 188929, 203462, 232528, 377858, 406924, 755716, 813848, 1322503, 1511432, 1627696, 2645006, 3022864, 5290012, 10580024, 21160048]

約数ペア:

[(1, 21160048), (2, 10580024), (4, 5290012), (7, 3022864), (8, 2645006), (13, 1627696), (14, 1511432), (16, 1322503), (26, 813848), (28, 755716), (52, 406924), (56, 377858), (91, 232528), (104, 203462), (112, 188929), (182, 116264), (208, 101731), (364, 58132), (728, 29066), (1456, 14533)]