21452490

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{238361}}^1$

素因数の和:238374

約数の個数: 24

約数和(自身を含む): 55776708

約数和(自身を除く): 34324218

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 238361, 476722, 715083, 1191805, 1430166, 2145249, 2383610, 3575415, 4290498, 7150830, 10726245, 21452490]

約数ペア:

[(1, 21452490), (2, 10726245), (3, 7150830), (5, 4290498), (6, 3575415), (9, 2383610), (10, 2145249), (15, 1430166), (18, 1191805), (30, 715083), (45, 476722), (90, 238361)]