21148464

素因数分解:

$2^4\times 3^1\times {\mathrm{149}}^1\times {\mathrm{2957}}^1$

素因数の和:3117

約数の個数: 40

約数和(自身を含む): 55018800

約数和(自身を除く): 33870336

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 149, 298, 447, 596, 894, 1192, 1788, 2384, 2957, 3576, 5914, 7152, 8871, 11828, 17742, 23656, 35484, 47312, 70968, 141936, 440593, 881186, 1321779, 1762372, 2643558, 3524744, 5287116, 7049488, 10574232, 21148464]

約数ペア:

[(1, 21148464), (2, 10574232), (3, 7049488), (4, 5287116), (6, 3524744), (8, 2643558), (12, 1762372), (16, 1321779), (24, 881186), (48, 440593), (149, 141936), (298, 70968), (447, 47312), (596, 35484), (894, 23656), (1192, 17742), (1788, 11828), (2384, 8871), (2957, 7152), (3576, 5914)]