21732858

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{1259}}^1$

素因数の和:1411

約数の個数: 48

約数和(自身を含む): 54250560

約数和(自身を除く): 32517702

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 137, 274, 411, 822, 959, 1233, 1259, 1918, 2466, 2518, 2877, 3777, 5754, 7554, 8631, 8813, 11331, 17262, 17626, 22662, 26439, 52878, 79317, 158634, 172483, 344966, 517449, 1034898, 1207381, 1552347, 2414762, 3104694, 3622143, 7244286, 10866429, 21732858]

約数ペア:

[(1, 21732858), (2, 10866429), (3, 7244286), (6, 3622143), (7, 3104694), (9, 2414762), (14, 1552347), (18, 1207381), (21, 1034898), (42, 517449), (63, 344966), (126, 172483), (137, 158634), (274, 79317), (411, 52878), (822, 26439), (959, 22662), (1233, 17626), (1259, 17262), (1918, 11331), (2466, 8813), (2518, 8631), (2877, 7554), (3777, 5754)]