21891704064

素因数分解:

$2^8\times 3^1\times {\mathrm{433}}^1\times {\mathrm{65831}}^1$

素因数の和:66283

約数の個数: 72

約数和(自身を含む): 58399303872

約数和(自身を除く): 36507599808

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 433, 768, 866, 1299, 1732, 2598, 3464, 5196, 6928, 10392, 13856, 20784, 27712, 41568, 55424, 65831, 83136, 110848, 131662, 166272, 197493, 263324, 332544, 394986, 526648, 789972, 1053296, 1579944, 2106592, 3159888, 4213184, 6319776, 8426368, 12639552, 16852736, 25279104, 28504823, 50558208, 57009646, 85514469, 114019292, 171028938, 228038584, 342057876, 456077168, 684115752, 912154336, 1368231504, 1824308672, 2736463008, 3648617344, 5472926016, 7297234688, 10945852032, 21891704064]

約数ペア:

[(1, 21891704064), (2, 10945852032), (3, 7297234688), (4, 5472926016), (6, 3648617344), (8, 2736463008), (12, 1824308672), (16, 1368231504), (24, 912154336), (32, 684115752), (48, 456077168), (64, 342057876), (96, 228038584), (128, 171028938), (192, 114019292), (256, 85514469), (384, 57009646), (433, 50558208), (768, 28504823), (866, 25279104), (1299, 16852736), (1732, 12639552), (2598, 8426368), (3464, 6319776), (5196, 4213184), (6928, 3159888), (10392, 2106592), (13856, 1579944), (20784, 1053296), (27712, 789972), (41568, 526648), (55424, 394986), (65831, 332544), (83136, 263324), (110848, 197493), (131662, 166272)]