21141738

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{229}}^1$

素因数の和:483

約数の個数: 48

約数和(自身を含む): 48222720

約数和(自身を除く): 27080982

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 223, 229, 414, 446, 458, 669, 687, 1338, 1374, 2007, 2061, 4014, 4122, 5129, 5267, 10258, 10534, 15387, 15801, 30774, 31602, 46161, 47403, 51067, 92322, 94806, 102134, 153201, 306402, 459603, 919206, 1174541, 2349082, 3523623, 7047246, 10570869, 21141738]

約数ペア:

[(1, 21141738), (2, 10570869), (3, 7047246), (6, 3523623), (9, 2349082), (18, 1174541), (23, 919206), (46, 459603), (69, 306402), (138, 153201), (207, 102134), (223, 94806), (229, 92322), (414, 51067), (446, 47403), (458, 46161), (669, 31602), (687, 30774), (1338, 15801), (1374, 15387), (2007, 10534), (2061, 10258), (4014, 5267), (4122, 5129)]