21332736

素因数分解:

$2^8\times 3^2\times {\mathrm{47}}^1\times {\mathrm{197}}^1$

素因数の和:266

約数の個数: 108

約数和(自身を含む): 63135072

約数和(自身を除く): 41802336

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 47, 48, 64, 72, 94, 96, 128, 141, 144, 188, 192, 197, 256, 282, 288, 376, 384, 394, 423, 564, 576, 591, 752, 768, 788, 846, 1128, 1152, 1182, 1504, 1576, 1692, 1773, 2256, 2304, 2364, 3008, 3152, 3384, 3546, 4512, 4728, 6016, 6304, 6768, 7092, 9024, 9259, 9456, 12032, 12608, 13536, 14184, 18048, 18518, 18912, 25216, 27072, 27777, 28368, 36096, 37036, 37824, 50432, 54144, 55554, 56736, 74072, 75648, 83331, 108288, 111108, 113472, 148144, 151296, 166662, 222216, 226944, 296288, 333324, 444432, 453888, 592576, 666648, 888864, 1185152, 1333296, 1777728, 2370304, 2666592, 3555456, 5333184, 7110912, 10666368, 21332736]

約数ペア:

[(1, 21332736), (2, 10666368), (3, 7110912), (4, 5333184), (6, 3555456), (8, 2666592), (9, 2370304), (12, 1777728), (16, 1333296), (18, 1185152), (24, 888864), (32, 666648), (36, 592576), (47, 453888), (48, 444432), (64, 333324), (72, 296288), (94, 226944), (96, 222216), (128, 166662), (141, 151296), (144, 148144), (188, 113472), (192, 111108), (197, 108288), (256, 83331), (282, 75648), (288, 74072), (376, 56736), (384, 55554), (394, 54144), (423, 50432), (564, 37824), (576, 37036), (591, 36096), (752, 28368), (768, 27777), (788, 27072), (846, 25216), (1128, 18912), (1152, 18518), (1182, 18048), (1504, 14184), (1576, 13536), (1692, 12608), (1773, 12032), (2256, 9456), (2304, 9259), (2364, 9024), (3008, 7092), (3152, 6768), (3384, 6304), (3546, 6016), (4512, 4728)]