21127642922

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{271}}^1\times {\mathrm{8089}}^1$

素因数の和:8502

約数の個数: 32

約数和(自身を含む): 32743142400

約数和(自身を除く): 11615499478

約数列:

[1, 2, 61, 79, 122, 158, 271, 542, 4819, 8089, 9638, 16178, 16531, 21409, 33062, 42818, 493429, 639031, 986858, 1278062, 1305949, 2192119, 2611898, 4384238, 38980891, 77961782, 133719259, 173177401, 267438518, 346354802, 10563821461, 21127642922]

約数ペア:

[(1, 21127642922), (2, 10563821461), (61, 346354802), (79, 267438518), (122, 173177401), (158, 133719259), (271, 77961782), (542, 38980891), (4819, 4384238), (8089, 2611898), (9638, 2192119), (16178, 1305949), (16531, 1278062), (21409, 986858), (33062, 639031), (42818, 493429)]