21504294

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{170669}}^1$

素因数の和:170684

約数の個数: 24

約数和(自身を含む): 53249040

約数和(自身を除く): 31744746

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 170669, 341338, 512007, 1024014, 1194683, 1536021, 2389366, 3072042, 3584049, 7168098, 10752147, 21504294]

約数ペア:

[(1, 21504294), (2, 10752147), (3, 7168098), (6, 3584049), (7, 3072042), (9, 2389366), (14, 1536021), (18, 1194683), (21, 1024014), (42, 512007), (63, 341338), (126, 170669)]