21236952

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:205

約数の個数: 96

約数和(自身を含む): 59754240

約数和(自身を除く): 38517288

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 71, 88, 103, 121, 132, 142, 206, 213, 242, 264, 284, 309, 363, 412, 426, 484, 568, 618, 726, 781, 824, 852, 968, 1133, 1236, 1452, 1562, 1704, 2266, 2343, 2472, 2904, 3124, 3399, 4532, 4686, 6248, 6798, 7313, 8591, 9064, 9372, 12463, 13596, 14626, 17182, 18744, 21939, 24926, 25773, 27192, 29252, 34364, 37389, 43878, 49852, 51546, 58504, 68728, 74778, 80443, 87756, 99704, 103092, 149556, 160886, 175512, 206184, 241329, 299112, 321772, 482658, 643544, 884873, 965316, 1769746, 1930632, 2654619, 3539492, 5309238, 7078984, 10618476, 21236952]

約数ペア:

[(1, 21236952), (2, 10618476), (3, 7078984), (4, 5309238), (6, 3539492), (8, 2654619), (11, 1930632), (12, 1769746), (22, 965316), (24, 884873), (33, 643544), (44, 482658), (66, 321772), (71, 299112), (88, 241329), (103, 206184), (121, 175512), (132, 160886), (142, 149556), (206, 103092), (213, 99704), (242, 87756), (264, 80443), (284, 74778), (309, 68728), (363, 58504), (412, 51546), (426, 49852), (484, 43878), (568, 37389), (618, 34364), (726, 29252), (781, 27192), (824, 25773), (852, 24926), (968, 21939), (1133, 18744), (1236, 17182), (1452, 14626), (1562, 13596), (1704, 12463), (2266, 9372), (2343, 9064), (2472, 8591), (2904, 7313), (3124, 6798), (3399, 6248), (4532, 4686)]