21412454

素因数分解:

$2^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{12043}}^1$

素因数の和:12179

約数の個数: 16

約数和(自身を含む): 36999168

約数和(自身を除く): 15586714

約数列:

[1, 2, 7, 14, 127, 254, 889, 1778, 12043, 24086, 84301, 168602, 1529461, 3058922, 10706227, 21412454]

約数ペア:

[(1, 21412454), (2, 10706227), (7, 3058922), (14, 1529461), (127, 168602), (254, 84301), (889, 24086), (1778, 12043)]