21116736

素因数分解:

$2^6\times 3^2\times {\mathrm{61}}^1\times {\mathrm{601}}^1$

素因数の和:680

約数の個数: 84

約数和(自身を含む): 61621924

約数和(自身を除く): 40505188

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 61, 64, 72, 96, 122, 144, 183, 192, 244, 288, 366, 488, 549, 576, 601, 732, 976, 1098, 1202, 1464, 1803, 1952, 2196, 2404, 2928, 3606, 3904, 4392, 4808, 5409, 5856, 7212, 8784, 9616, 10818, 11712, 14424, 17568, 19232, 21636, 28848, 35136, 36661, 38464, 43272, 57696, 73322, 86544, 109983, 115392, 146644, 173088, 219966, 293288, 329949, 346176, 439932, 586576, 659898, 879864, 1173152, 1319796, 1759728, 2346304, 2639592, 3519456, 5279184, 7038912, 10558368, 21116736]

約数ペア:

[(1, 21116736), (2, 10558368), (3, 7038912), (4, 5279184), (6, 3519456), (8, 2639592), (9, 2346304), (12, 1759728), (16, 1319796), (18, 1173152), (24, 879864), (32, 659898), (36, 586576), (48, 439932), (61, 346176), (64, 329949), (72, 293288), (96, 219966), (122, 173088), (144, 146644), (183, 115392), (192, 109983), (244, 86544), (288, 73322), (366, 57696), (488, 43272), (549, 38464), (576, 36661), (601, 35136), (732, 28848), (976, 21636), (1098, 19232), (1202, 17568), (1464, 14424), (1803, 11712), (1952, 10818), (2196, 9616), (2404, 8784), (2928, 7212), (3606, 5856), (3904, 5409), (4392, 4808)]