21998676

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{379}}^1\times {\mathrm{691}}^1$

素因数の和:1084

約数の個数: 48

約数和(自身を含む): 58903040

約数和(自身を除く): 36904364

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 379, 691, 758, 1137, 1382, 1516, 2073, 2274, 2653, 2764, 4146, 4548, 4837, 5306, 7959, 8292, 9674, 10612, 14511, 15918, 19348, 29022, 31836, 58044, 261889, 523778, 785667, 1047556, 1571334, 1833223, 3142668, 3666446, 5499669, 7332892, 10999338, 21998676]

約数ペア:

[(1, 21998676), (2, 10999338), (3, 7332892), (4, 5499669), (6, 3666446), (7, 3142668), (12, 1833223), (14, 1571334), (21, 1047556), (28, 785667), (42, 523778), (84, 261889), (379, 58044), (691, 31836), (758, 29022), (1137, 19348), (1382, 15918), (1516, 14511), (2073, 10612), (2274, 9674), (2653, 8292), (2764, 7959), (4146, 5306), (4548, 4837)]