1821471708

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{19}}^2\times {\mathrm{8581}}^1$

素因数の和:8640

約数の個数: 108

約数和(自身を含む): 5218508232

約数和(自身を除く): 3397036524

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 49, 57, 76, 84, 98, 114, 133, 147, 196, 228, 266, 294, 361, 399, 532, 588, 722, 798, 931, 1083, 1444, 1596, 1862, 2166, 2527, 2793, 3724, 4332, 5054, 5586, 7581, 8581, 10108, 11172, 15162, 17162, 17689, 25743, 30324, 34324, 35378, 51486, 53067, 60067, 70756, 102972, 106134, 120134, 163039, 180201, 212268, 240268, 326078, 360402, 420469, 489117, 652156, 720804, 840938, 978234, 1141273, 1261407, 1681876, 1956468, 2282546, 2522814, 3097741, 3423819, 4565092, 5045628, 6195482, 6847638, 7988911, 9293223, 12390964, 13695276, 15977822, 18586446, 21684187, 23966733, 31955644, 37172892, 43368374, 47933466, 65052561, 86736748, 95866932, 130105122, 151789309, 260210244, 303578618, 455367927, 607157236, 910735854, 1821471708]

約数ペア:

[(1, 1821471708), (2, 910735854), (3, 607157236), (4, 455367927), (6, 303578618), (7, 260210244), (12, 151789309), (14, 130105122), (19, 95866932), (21, 86736748), (28, 65052561), (38, 47933466), (42, 43368374), (49, 37172892), (57, 31955644), (76, 23966733), (84, 21684187), (98, 18586446), (114, 15977822), (133, 13695276), (147, 12390964), (196, 9293223), (228, 7988911), (266, 6847638), (294, 6195482), (361, 5045628), (399, 4565092), (532, 3423819), (588, 3097741), (722, 2522814), (798, 2282546), (931, 1956468), (1083, 1681876), (1444, 1261407), (1596, 1141273), (1862, 978234), (2166, 840938), (2527, 720804), (2793, 652156), (3724, 489117), (4332, 420469), (5054, 360402), (5586, 326078), (7581, 240268), (8581, 212268), (10108, 180201), (11172, 163039), (15162, 120134), (17162, 106134), (17689, 102972), (25743, 70756), (30324, 60067), (34324, 53067), (35378, 51486)]