21000228142

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{727}}^1\times {\mathrm{3583}}^1$

素因数の和:4480

約数の個数: 32

約数和(自身を含む): 32875315200

約数和(自身を除く): 11875087058

約数列:

[1, 2, 29, 58, 139, 278, 727, 1454, 3583, 4031, 7166, 8062, 21083, 42166, 101053, 103907, 202106, 207814, 498037, 996074, 2604841, 2930537, 5209682, 5861074, 14443073, 28886146, 75540389, 151080778, 362072899, 724145798, 10500114071, 21000228142]

約数ペア:

[(1, 21000228142), (2, 10500114071), (29, 724145798), (58, 362072899), (139, 151080778), (278, 75540389), (727, 28886146), (1454, 14443073), (3583, 5861074), (4031, 5209682), (7166, 2930537), (8062, 2604841), (21083, 996074), (42166, 498037), (101053, 207814), (103907, 202106)]