21063228

素因数分解:

$2^2\times 3^1\times {\mathrm{131}}^1\times {\mathrm{13399}}^1$

素因数の和:13537

約数の個数: 24

約数和(自身を含む): 49526400

約数和(自身を除く): 28463172

約数列:

[1, 2, 3, 4, 6, 12, 131, 262, 393, 524, 786, 1572, 13399, 26798, 40197, 53596, 80394, 160788, 1755269, 3510538, 5265807, 7021076, 10531614, 21063228]

約数ペア:

[(1, 21063228), (2, 10531614), (3, 7021076), (4, 5265807), (6, 3510538), (12, 1755269), (131, 160788), (262, 80394), (393, 53596), (524, 40197), (786, 26798), (1572, 13399)]