21590657676

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{19}}^2\times {\mathrm{79111}}^1$

素因数の和:79169

約数の個数: 144

約数和(自身を含む): 67517345280

約数和(自身を除く): 45926687604

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 27, 28, 36, 38, 42, 54, 57, 63, 76, 84, 108, 114, 126, 133, 171, 189, 228, 252, 266, 342, 361, 378, 399, 513, 532, 684, 722, 756, 798, 1026, 1083, 1197, 1444, 1596, 2052, 2166, 2394, 2527, 3249, 3591, 4332, 4788, 5054, 6498, 7182, 7581, 9747, 10108, 12996, 14364, 15162, 19494, 22743, 30324, 38988, 45486, 68229, 79111, 90972, 136458, 158222, 237333, 272916, 316444, 474666, 553777, 711999, 949332, 1107554, 1423998, 1503109, 1661331, 2135997, 2215108, 2847996, 3006218, 3322662, 4271994, 4509327, 4983993, 6012436, 6645324, 8543988, 9018654, 9967986, 10521763, 13527981, 14951979, 18037308, 19935972, 21043526, 27055962, 28559071, 29903958, 31565289, 40583943, 42087052, 54111924, 57118142, 59807916, 63130578, 81167886, 85677213, 94695867, 114236284, 126261156, 162335772, 171354426, 189391734, 199913497, 257031639, 284087601, 342708852, 378783468, 399826994, 514063278, 568175202, 599740491, 771094917, 799653988, 1028126556, 1136350404, 1199480982, 1542189834, 1799221473, 2398961964, 3084379668, 3598442946, 5397664419, 7196885892, 10795328838, 21590657676]

約数ペア:

[(1, 21590657676), (2, 10795328838), (3, 7196885892), (4, 5397664419), (6, 3598442946), (7, 3084379668), (9, 2398961964), (12, 1799221473), (14, 1542189834), (18, 1199480982), (19, 1136350404), (21, 1028126556), (27, 799653988), (28, 771094917), (36, 599740491), (38, 568175202), (42, 514063278), (54, 399826994), (57, 378783468), (63, 342708852), (76, 284087601), (84, 257031639), (108, 199913497), (114, 189391734), (126, 171354426), (133, 162335772), (171, 126261156), (189, 114236284), (228, 94695867), (252, 85677213), (266, 81167886), (342, 63130578), (361, 59807916), (378, 57118142), (399, 54111924), (513, 42087052), (532, 40583943), (684, 31565289), (722, 29903958), (756, 28559071), (798, 27055962), (1026, 21043526), (1083, 19935972), (1197, 18037308), (1444, 14951979), (1596, 13527981), (2052, 10521763), (2166, 9967986), (2394, 9018654), (2527, 8543988), (3249, 6645324), (3591, 6012436), (4332, 4983993), (4788, 4509327), (5054, 4271994), (6498, 3322662), (7182, 3006218), (7581, 2847996), (9747, 2215108), (10108, 2135997), (12996, 1661331), (14364, 1503109), (15162, 1423998), (19494, 1107554), (22743, 949332), (30324, 711999), (38988, 553777), (45486, 474666), (68229, 316444), (79111, 272916), (90972, 237333), (136458, 158222)]