21125628

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{34519}}^1$

素因数の和:34546

約数の個数: 36

約数和(自身を含む): 56543760

約数和(自身を除く): 35418132

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 204, 306, 612, 34519, 69038, 103557, 138076, 207114, 310671, 414228, 586823, 621342, 1173646, 1242684, 1760469, 2347292, 3520938, 5281407, 7041876, 10562814, 21125628]

約数ペア:

[(1, 21125628), (2, 10562814), (3, 7041876), (4, 5281407), (6, 3520938), (9, 2347292), (12, 1760469), (17, 1242684), (18, 1173646), (34, 621342), (36, 586823), (51, 414228), (68, 310671), (102, 207114), (153, 138076), (204, 103557), (306, 69038), (612, 34519)]