201421132

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1\times {\mathrm{563}}^1$

素因数の和:798

約数の個数: 48

約数和(自身を含む): 395684352

約数和(自身を除く): 194263220

約数列:

[1, 2, 4, 11, 22, 44, 47, 94, 173, 188, 346, 517, 563, 692, 1034, 1126, 1903, 2068, 2252, 3806, 6193, 7612, 8131, 12386, 16262, 24772, 26461, 32524, 52922, 89441, 97399, 105844, 178882, 194798, 291071, 357764, 389596, 582142, 1071389, 1164284, 2142778, 4285556, 4577753, 9155506, 18311012, 50355283, 100710566, 201421132]

約数ペア:

[(1, 201421132), (2, 100710566), (4, 50355283), (11, 18311012), (22, 9155506), (44, 4577753), (47, 4285556), (94, 2142778), (173, 1164284), (188, 1071389), (346, 582142), (517, 389596), (563, 357764), (692, 291071), (1034, 194798), (1126, 178882), (1903, 105844), (2068, 97399), (2252, 89441), (3806, 52922), (6193, 32524), (7612, 26461), (8131, 24772), (12386, 16262)]