21192448

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{4357}}^1$

素因数の和:4392

約数の個数: 36

約数和(自身を含む): 44538760

約数和(自身を除く): 23346312

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 608, 1216, 2432, 4357, 4864, 8714, 17428, 34856, 69712, 82783, 139424, 165566, 278848, 331132, 557696, 662264, 1115392, 1324528, 2649056, 5298112, 10596224, 21192448]

約数ペア:

[(1, 21192448), (2, 10596224), (4, 5298112), (8, 2649056), (16, 1324528), (19, 1115392), (32, 662264), (38, 557696), (64, 331132), (76, 278848), (128, 165566), (152, 139424), (256, 82783), (304, 69712), (608, 34856), (1216, 17428), (2432, 8714), (4357, 4864)]