21534365776

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{239441}}^1$

素因数の和:239540

約数の個数: 80

約数和(自身を含む): 52730875008

約数和(自身を除く): 31196509232

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 73, 77, 88, 112, 146, 154, 176, 292, 308, 511, 584, 616, 803, 1022, 1168, 1232, 1606, 2044, 3212, 4088, 5621, 6424, 8176, 11242, 12848, 22484, 44968, 89936, 239441, 478882, 957764, 1676087, 1915528, 2633851, 3352174, 3831056, 5267702, 6704348, 10535404, 13408696, 17479193, 18436957, 21070808, 26817392, 34958386, 36873914, 42141616, 69916772, 73747828, 122354351, 139833544, 147495656, 192271123, 244708702, 279667088, 294991312, 384542246, 489417404, 769084492, 978834808, 1345897861, 1538168984, 1957669616, 2691795722, 3076337968, 5383591444, 10767182888, 21534365776]

約数ペア:

[(1, 21534365776), (2, 10767182888), (4, 5383591444), (7, 3076337968), (8, 2691795722), (11, 1957669616), (14, 1538168984), (16, 1345897861), (22, 978834808), (28, 769084492), (44, 489417404), (56, 384542246), (73, 294991312), (77, 279667088), (88, 244708702), (112, 192271123), (146, 147495656), (154, 139833544), (176, 122354351), (292, 73747828), (308, 69916772), (511, 42141616), (584, 36873914), (616, 34958386), (803, 26817392), (1022, 21070808), (1168, 18436957), (1232, 17479193), (1606, 13408696), (2044, 10535404), (3212, 6704348), (4088, 5267702), (5621, 3831056), (6424, 3352174), (8176, 2633851), (11242, 1915528), (12848, 1676087), (22484, 957764), (44968, 478882), (89936, 239441)]