21719592

素因数分解:

$2^3\times 3^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{263}}^1$

素因数の和:343

約数の個数: 96

約数和(自身を含む): 62599680

約数和(自身を除く): 40880088

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 31, 36, 37, 62, 72, 74, 93, 111, 124, 148, 186, 222, 248, 263, 279, 296, 333, 372, 444, 526, 558, 666, 744, 789, 888, 1052, 1116, 1147, 1332, 1578, 2104, 2232, 2294, 2367, 2664, 3156, 3441, 4588, 4734, 6312, 6882, 8153, 9176, 9468, 9731, 10323, 13764, 16306, 18936, 19462, 20646, 24459, 27528, 29193, 32612, 38924, 41292, 48918, 58386, 65224, 73377, 77848, 82584, 87579, 97836, 116772, 146754, 175158, 195672, 233544, 293508, 301661, 350316, 587016, 603322, 700632, 904983, 1206644, 1809966, 2413288, 2714949, 3619932, 5429898, 7239864, 10859796, 21719592]

約数ペア:

[(1, 21719592), (2, 10859796), (3, 7239864), (4, 5429898), (6, 3619932), (8, 2714949), (9, 2413288), (12, 1809966), (18, 1206644), (24, 904983), (31, 700632), (36, 603322), (37, 587016), (62, 350316), (72, 301661), (74, 293508), (93, 233544), (111, 195672), (124, 175158), (148, 146754), (186, 116772), (222, 97836), (248, 87579), (263, 82584), (279, 77848), (296, 73377), (333, 65224), (372, 58386), (444, 48918), (526, 41292), (558, 38924), (666, 32612), (744, 29193), (789, 27528), (888, 24459), (1052, 20646), (1116, 19462), (1147, 18936), (1332, 16306), (1578, 13764), (2104, 10323), (2232, 9731), (2294, 9468), (2367, 9176), (2664, 8153), (3156, 6882), (3441, 6312), (4588, 4734)]