20212974

素因数分解:

$2^1\times 3^2\times {\mathrm{173}}^1\times {\mathrm{6491}}^1$

素因数の和:6672

約数の個数: 24

約数和(自身を含む): 44054712

約数和(自身を除く): 23841738

約数列:

[1, 2, 3, 6, 9, 18, 173, 346, 519, 1038, 1557, 3114, 6491, 12982, 19473, 38946, 58419, 116838, 1122943, 2245886, 3368829, 6737658, 10106487, 20212974]

約数ペア:

[(1, 20212974), (2, 10106487), (3, 6737658), (6, 3368829), (9, 2245886), (18, 1122943), (173, 116838), (346, 58419), (519, 38946), (1038, 19473), (1557, 12982), (3114, 6491)]