21260610

素因数分解:

$2^1\times 3^3\times 5^1\times 7^2\times {\mathrm{1607}}^1$

素因数の和:1637

約数の個数: 96

約数和(自身を含む): 65992320

約数和(自身を除く): 44731710

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 49, 54, 63, 70, 90, 98, 105, 126, 135, 147, 189, 210, 245, 270, 294, 315, 378, 441, 490, 630, 735, 882, 945, 1323, 1470, 1607, 1890, 2205, 2646, 3214, 4410, 4821, 6615, 8035, 9642, 11249, 13230, 14463, 16070, 22498, 24105, 28926, 33747, 43389, 48210, 56245, 67494, 72315, 78743, 86778, 101241, 112490, 144630, 157486, 168735, 202482, 216945, 236229, 303723, 337470, 393715, 433890, 472458, 506205, 607446, 708687, 787430, 1012410, 1181145, 1417374, 1518615, 2126061, 2362290, 3037230, 3543435, 4252122, 7086870, 10630305, 21260610]

約数ペア:

[(1, 21260610), (2, 10630305), (3, 7086870), (5, 4252122), (6, 3543435), (7, 3037230), (9, 2362290), (10, 2126061), (14, 1518615), (15, 1417374), (18, 1181145), (21, 1012410), (27, 787430), (30, 708687), (35, 607446), (42, 506205), (45, 472458), (49, 433890), (54, 393715), (63, 337470), (70, 303723), (90, 236229), (98, 216945), (105, 202482), (126, 168735), (135, 157486), (147, 144630), (189, 112490), (210, 101241), (245, 86778), (270, 78743), (294, 72315), (315, 67494), (378, 56245), (441, 48210), (490, 43389), (630, 33747), (735, 28926), (882, 24105), (945, 22498), (1323, 16070), (1470, 14463), (1607, 13230), (1890, 11249), (2205, 9642), (2646, 8035), (3214, 6615), (4410, 4821)]