21195684

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{12527}}^1$

素因数の和:12584

約数の個数: 36

約数和(自身を含む): 54722304

約数和(自身を除く): 33526620

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 94, 141, 188, 282, 423, 564, 846, 1692, 12527, 25054, 37581, 50108, 75162, 112743, 150324, 225486, 450972, 588769, 1177538, 1766307, 2355076, 3532614, 5298921, 7065228, 10597842, 21195684]

約数ペア:

[(1, 21195684), (2, 10597842), (3, 7065228), (4, 5298921), (6, 3532614), (9, 2355076), (12, 1766307), (18, 1177538), (36, 588769), (47, 450972), (94, 225486), (141, 150324), (188, 112743), (282, 75162), (423, 50108), (564, 37581), (846, 25054), (1692, 12527)]