21262289685

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{163}}^1\times {\mathrm{7351}}^1$

素因数の和:7555

約数の個数: 96

約数和(自身を含む): 42364459008

約数和(自身を除く): 21102169323

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 163, 169, 195, 273, 455, 489, 507, 815, 845, 1141, 1183, 1365, 2119, 2445, 2535, 3423, 3549, 5705, 5915, 6357, 7351, 10595, 14833, 17115, 17745, 22053, 27547, 31785, 36755, 44499, 51457, 74165, 82641, 95563, 110265, 137735, 154371, 192829, 222495, 257285, 286689, 413205, 477815, 578487, 668941, 771855, 964145, 1198213, 1242319, 1433445, 2006823, 2892435, 3344705, 3594639, 3726957, 5991065, 6211595, 8387491, 8696233, 10034115, 15576769, 17973195, 18634785, 25162473, 26088699, 41937455, 43481165, 46730307, 77883845, 109037383, 125812365, 130443495, 202497997, 233651535, 327112149, 545186915, 607493991, 1012489985, 1417485979, 1635560745, 3037469955, 4252457937, 7087429895, 21262289685]

約数ペア:

[(1, 21262289685), (3, 7087429895), (5, 4252457937), (7, 3037469955), (13, 1635560745), (15, 1417485979), (21, 1012489985), (35, 607493991), (39, 545186915), (65, 327112149), (91, 233651535), (105, 202497997), (163, 130443495), (169, 125812365), (195, 109037383), (273, 77883845), (455, 46730307), (489, 43481165), (507, 41937455), (815, 26088699), (845, 25162473), (1141, 18634785), (1183, 17973195), (1365, 15576769), (2119, 10034115), (2445, 8696233), (2535, 8387491), (3423, 6211595), (3549, 5991065), (5705, 3726957), (5915, 3594639), (6357, 3344705), (7351, 2892435), (10595, 2006823), (14833, 1433445), (17115, 1242319), (17745, 1198213), (22053, 964145), (27547, 771855), (31785, 668941), (36755, 578487), (44499, 477815), (51457, 413205), (74165, 286689), (82641, 257285), (95563, 222495), (110265, 192829), (137735, 154371)]