21836256468

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1\times {\mathrm{9907}}^1$

素因数の和:10197

約数の個数: 96

約数和(自身を含む): 55928678400

約数和(自身を除く): 34092421932

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 71, 78, 142, 156, 199, 213, 284, 398, 426, 597, 796, 852, 923, 1194, 1846, 2388, 2587, 2769, 3692, 5174, 5538, 7761, 9907, 10348, 11076, 14129, 15522, 19814, 28258, 29721, 31044, 39628, 42387, 56516, 59442, 84774, 118884, 128791, 169548, 183677, 257582, 367354, 386373, 515164, 551031, 703397, 734708, 772746, 1102062, 1406794, 1545492, 1971493, 2110191, 2204124, 2813588, 3942986, 4220382, 5914479, 7885972, 8440764, 9144161, 11828958, 18288322, 23657916, 25629409, 27432483, 36576644, 51258818, 54864966, 76888227, 102517636, 109729932, 139976003, 153776454, 279952006, 307552908, 419928009, 559904012, 839856018, 1679712036, 1819688039, 3639376078, 5459064117, 7278752156, 10918128234, 21836256468]

約数ペア:

[(1, 21836256468), (2, 10918128234), (3, 7278752156), (4, 5459064117), (6, 3639376078), (12, 1819688039), (13, 1679712036), (26, 839856018), (39, 559904012), (52, 419928009), (71, 307552908), (78, 279952006), (142, 153776454), (156, 139976003), (199, 109729932), (213, 102517636), (284, 76888227), (398, 54864966), (426, 51258818), (597, 36576644), (796, 27432483), (852, 25629409), (923, 23657916), (1194, 18288322), (1846, 11828958), (2388, 9144161), (2587, 8440764), (2769, 7885972), (3692, 5914479), (5174, 4220382), (5538, 3942986), (7761, 2813588), (9907, 2204124), (10348, 2110191), (11076, 1971493), (14129, 1545492), (15522, 1406794), (19814, 1102062), (28258, 772746), (29721, 734708), (31044, 703397), (39628, 551031), (42387, 515164), (56516, 386373), (59442, 367354), (84774, 257582), (118884, 183677), (128791, 169548)]