21400512

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{15923}}^1$

素因数の和:15945

約数の個数: 56

約数和(自身を含む): 64715136

約数和(自身を除く): 43314624

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 168, 192, 224, 336, 448, 672, 1344, 15923, 31846, 47769, 63692, 95538, 111461, 127384, 191076, 222922, 254768, 334383, 382152, 445844, 509536, 668766, 764304, 891688, 1019072, 1337532, 1528608, 1783376, 2675064, 3057216, 3566752, 5350128, 7133504, 10700256, 21400512]

約数ペア:

[(1, 21400512), (2, 10700256), (3, 7133504), (4, 5350128), (6, 3566752), (7, 3057216), (8, 2675064), (12, 1783376), (14, 1528608), (16, 1337532), (21, 1019072), (24, 891688), (28, 764304), (32, 668766), (42, 509536), (48, 445844), (56, 382152), (64, 334383), (84, 254768), (96, 222922), (112, 191076), (168, 127384), (192, 111461), (224, 95538), (336, 63692), (448, 47769), (672, 31846), (1344, 15923)]