2021099535

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{6761}}^1$

素因数の和:6865

約数の個数: 96

約数和(自身を含む): 4371389568

約数和(自身を除く): 2350290033

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 35, 39, 45, 63, 65, 73, 91, 105, 117, 195, 219, 273, 315, 365, 455, 511, 585, 657, 819, 949, 1095, 1365, 1533, 2555, 2847, 3285, 4095, 4599, 4745, 6643, 6761, 7665, 8541, 14235, 19929, 20283, 22995, 33215, 33805, 42705, 47327, 59787, 60849, 87893, 99645, 101415, 141981, 236635, 263679, 298935, 304245, 425943, 439465, 493553, 615251, 709905, 791037, 1318395, 1480659, 1845753, 2129715, 2467765, 3076255, 3454871, 3955185, 4441977, 5537259, 6416189, 7403295, 9228765, 10364613, 17274355, 19248567, 22209885, 27686295, 31093839, 32080945, 44913323, 51823065, 57745701, 96242835, 134739969, 155469195, 224566615, 288728505, 404219907, 673699845, 2021099535]

約数ペア:

[(1, 2021099535), (3, 673699845), (5, 404219907), (7, 288728505), (9, 224566615), (13, 155469195), (15, 134739969), (21, 96242835), (35, 57745701), (39, 51823065), (45, 44913323), (63, 32080945), (65, 31093839), (73, 27686295), (91, 22209885), (105, 19248567), (117, 17274355), (195, 10364613), (219, 9228765), (273, 7403295), (315, 6416189), (365, 5537259), (455, 4441977), (511, 3955185), (585, 3454871), (657, 3076255), (819, 2467765), (949, 2129715), (1095, 1845753), (1365, 1480659), (1533, 1318395), (2555, 791037), (2847, 709905), (3285, 615251), (4095, 493553), (4599, 439465), (4745, 425943), (6643, 304245), (6761, 298935), (7665, 263679), (8541, 236635), (14235, 141981), (19929, 101415), (20283, 99645), (22995, 87893), (33215, 60849), (33805, 59787), (42705, 47327)]