21038700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{3691}}^1$

素因数の和:3727

約数の個数: 72

約数和(自身を含む): 64093120

約数和(自身を除く): 43054420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 25, 30, 38, 50, 57, 60, 75, 76, 95, 100, 114, 150, 190, 228, 285, 300, 380, 475, 570, 950, 1140, 1425, 1900, 2850, 3691, 5700, 7382, 11073, 14764, 18455, 22146, 36910, 44292, 55365, 70129, 73820, 92275, 110730, 140258, 184550, 210387, 221460, 276825, 280516, 350645, 369100, 420774, 553650, 701290, 841548, 1051935, 1107300, 1402580, 1753225, 2103870, 3506450, 4207740, 5259675, 7012900, 10519350, 21038700]

約数ペア:

[(1, 21038700), (2, 10519350), (3, 7012900), (4, 5259675), (5, 4207740), (6, 3506450), (10, 2103870), (12, 1753225), (15, 1402580), (19, 1107300), (20, 1051935), (25, 841548), (30, 701290), (38, 553650), (50, 420774), (57, 369100), (60, 350645), (75, 280516), (76, 276825), (95, 221460), (100, 210387), (114, 184550), (150, 140258), (190, 110730), (228, 92275), (285, 73820), (300, 70129), (380, 55365), (475, 44292), (570, 36910), (950, 22146), (1140, 18455), (1425, 14764), (1900, 11073), (2850, 7382), (3691, 5700)]