21031346154

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{3463}}^1$

素因数の和:3729

約数の個数: 128

約数和(自身を含む): 53074022400

約数和(自身を除く): 32042676246

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 49, 78, 91, 98, 147, 182, 227, 273, 294, 343, 454, 546, 637, 681, 686, 1029, 1274, 1362, 1589, 1911, 2058, 2951, 3178, 3463, 3822, 4459, 4767, 5902, 6926, 8853, 8918, 9534, 10389, 11123, 13377, 17706, 20657, 20778, 22246, 24241, 26754, 33369, 41314, 45019, 48482, 61971, 66738, 72723, 77861, 90038, 123942, 135057, 144599, 145446, 155722, 169687, 233583, 270114, 289198, 315133, 339374, 433797, 467166, 509061, 630266, 786101, 867594, 945399, 1012193, 1018122, 1187809, 1572202, 1890798, 2024386, 2205931, 2358303, 2375618, 3036579, 3563427, 4411862, 4716606, 5502707, 6073158, 6617793, 7126854, 10219313, 11005414, 13235586, 15441517, 16508121, 20438626, 30657939, 30883034, 33016242, 38518949, 46324551, 61315878, 71535191, 77037898, 92649102, 115556847, 143070382, 214605573, 231113694, 269632643, 429211146, 500746337, 539265286, 808897929, 1001492674, 1502239011, 1617795858, 3004478022, 3505224359, 7010448718, 10515673077, 21031346154]

約数ペア:

[(1, 21031346154), (2, 10515673077), (3, 7010448718), (6, 3505224359), (7, 3004478022), (13, 1617795858), (14, 1502239011), (21, 1001492674), (26, 808897929), (39, 539265286), (42, 500746337), (49, 429211146), (78, 269632643), (91, 231113694), (98, 214605573), (147, 143070382), (182, 115556847), (227, 92649102), (273, 77037898), (294, 71535191), (343, 61315878), (454, 46324551), (546, 38518949), (637, 33016242), (681, 30883034), (686, 30657939), (1029, 20438626), (1274, 16508121), (1362, 15441517), (1589, 13235586), (1911, 11005414), (2058, 10219313), (2951, 7126854), (3178, 6617793), (3463, 6073158), (3822, 5502707), (4459, 4716606), (4767, 4411862), (5902, 3563427), (6926, 3036579), (8853, 2375618), (8918, 2358303), (9534, 2205931), (10389, 2024386), (11123, 1890798), (13377, 1572202), (17706, 1187809), (20657, 1018122), (20778, 1012193), (22246, 945399), (24241, 867594), (26754, 786101), (33369, 630266), (41314, 509061), (45019, 467166), (48482, 433797), (61971, 339374), (66738, 315133), (72723, 289198), (77861, 270114), (90038, 233583), (123942, 169687), (135057, 155722), (144599, 145446)]