21958956

素因数分解:

$2^2\times 3^2\times {\mathrm{241}}^1\times {\mathrm{2531}}^1$

素因数の和:2782

約数の個数: 36

約数和(自身を含む): 55759704

約数和(自身を除く): 33800748

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 241, 482, 723, 964, 1446, 2169, 2531, 2892, 4338, 5062, 7593, 8676, 10124, 15186, 22779, 30372, 45558, 91116, 609971, 1219942, 1829913, 2439884, 3659826, 5489739, 7319652, 10979478, 21958956]

約数ペア:

[(1, 21958956), (2, 10979478), (3, 7319652), (4, 5489739), (6, 3659826), (9, 2439884), (12, 1829913), (18, 1219942), (36, 609971), (241, 91116), (482, 45558), (723, 30372), (964, 22779), (1446, 15186), (2169, 10124), (2531, 8676), (2892, 7593), (4338, 5062)]