21342762

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{1499}}^1$

素因数の和:1627

約数の個数: 48

約数和(自身を含む): 53352000

約数和(自身を除く): 32009238

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 113, 126, 226, 339, 678, 791, 1017, 1499, 1582, 2034, 2373, 2998, 4497, 4746, 7119, 8994, 10493, 13491, 14238, 20986, 26982, 31479, 62958, 94437, 169387, 188874, 338774, 508161, 1016322, 1185709, 1524483, 2371418, 3048966, 3557127, 7114254, 10671381, 21342762]

約数ペア:

[(1, 21342762), (2, 10671381), (3, 7114254), (6, 3557127), (7, 3048966), (9, 2371418), (14, 1524483), (18, 1185709), (21, 1016322), (42, 508161), (63, 338774), (113, 188874), (126, 169387), (226, 94437), (339, 62958), (678, 31479), (791, 26982), (1017, 20986), (1499, 14238), (1582, 13491), (2034, 10493), (2373, 8994), (2998, 7119), (4497, 4746)]