21911136

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{181}}^1$

素因数の和:304

約数の個数: 96

約数和(自身を含む): 62925408

約数和(自身を除く): 41014272

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 97, 104, 156, 181, 194, 208, 291, 312, 362, 388, 416, 543, 582, 624, 724, 776, 1086, 1164, 1248, 1261, 1448, 1552, 2172, 2328, 2353, 2522, 2896, 3104, 3783, 4344, 4656, 4706, 5044, 5792, 7059, 7566, 8688, 9312, 9412, 10088, 14118, 15132, 17376, 17557, 18824, 20176, 28236, 30264, 35114, 37648, 40352, 52671, 56472, 60528, 70228, 75296, 105342, 112944, 121056, 140456, 210684, 225888, 228241, 280912, 421368, 456482, 561824, 684723, 842736, 912964, 1369446, 1685472, 1825928, 2738892, 3651856, 5477784, 7303712, 10955568, 21911136]

約数ペア:

[(1, 21911136), (2, 10955568), (3, 7303712), (4, 5477784), (6, 3651856), (8, 2738892), (12, 1825928), (13, 1685472), (16, 1369446), (24, 912964), (26, 842736), (32, 684723), (39, 561824), (48, 456482), (52, 421368), (78, 280912), (96, 228241), (97, 225888), (104, 210684), (156, 140456), (181, 121056), (194, 112944), (208, 105342), (291, 75296), (312, 70228), (362, 60528), (388, 56472), (416, 52671), (543, 40352), (582, 37648), (624, 35114), (724, 30264), (776, 28236), (1086, 20176), (1164, 18824), (1248, 17557), (1261, 17376), (1448, 15132), (1552, 14118), (2172, 10088), (2328, 9412), (2353, 9312), (2522, 8688), (2896, 7566), (3104, 7059), (3783, 5792), (4344, 5044), (4656, 4706)]