21365718176

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{521}}^1\times {\mathrm{1031}}^1$

素因数の和:1686

約数の個数: 96

約数和(自身を含む): 46427665536

約数和(自身を除く): 25061947360

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 113, 176, 226, 352, 452, 521, 904, 1031, 1042, 1243, 1808, 2062, 2084, 2486, 3616, 4124, 4168, 4972, 5731, 8248, 8336, 9944, 11341, 11462, 16496, 16672, 19888, 22682, 22924, 32992, 39776, 45364, 45848, 58873, 90728, 91696, 116503, 117746, 181456, 183392, 233006, 235492, 362912, 466012, 470984, 537151, 647603, 932024, 941968, 1074302, 1281533, 1295206, 1864048, 1883936, 2148604, 2563066, 2590412, 3728096, 4297208, 5126132, 5180824, 5908661, 8594416, 10252264, 10361648, 11817322, 17188832, 20504528, 20723296, 23634644, 41009056, 47269288, 60698063, 94538576, 121396126, 189077152, 242792252, 485584504, 667678693, 971169008, 1335357386, 1942338016, 2670714772, 5341429544, 10682859088, 21365718176]

約数ペア:

[(1, 21365718176), (2, 10682859088), (4, 5341429544), (8, 2670714772), (11, 1942338016), (16, 1335357386), (22, 971169008), (32, 667678693), (44, 485584504), (88, 242792252), (113, 189077152), (176, 121396126), (226, 94538576), (352, 60698063), (452, 47269288), (521, 41009056), (904, 23634644), (1031, 20723296), (1042, 20504528), (1243, 17188832), (1808, 11817322), (2062, 10361648), (2084, 10252264), (2486, 8594416), (3616, 5908661), (4124, 5180824), (4168, 5126132), (4972, 4297208), (5731, 3728096), (8248, 2590412), (8336, 2563066), (9944, 2148604), (11341, 1883936), (11462, 1864048), (16496, 1295206), (16672, 1281533), (19888, 1074302), (22682, 941968), (22924, 932024), (32992, 647603), (39776, 537151), (45364, 470984), (45848, 466012), (58873, 362912), (90728, 235492), (91696, 233006), (116503, 183392), (117746, 181456)]