21953610

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{34847}}^1$

素因数の和:34867

約数の個数: 48

約数和(自身を含む): 65235456

約数和(自身を除く): 43281846

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 34847, 69694, 104541, 174235, 209082, 243929, 313623, 348470, 487858, 522705, 627246, 731787, 1045410, 1219645, 1463574, 1568115, 2195361, 2439290, 3136230, 3658935, 4390722, 7317870, 10976805, 21953610]

約数ペア:

[(1, 21953610), (2, 10976805), (3, 7317870), (5, 4390722), (6, 3658935), (7, 3136230), (9, 2439290), (10, 2195361), (14, 1568115), (15, 1463574), (18, 1219645), (21, 1045410), (30, 731787), (35, 627246), (42, 522705), (45, 487858), (63, 348470), (70, 313623), (90, 243929), (105, 209082), (126, 174235), (210, 104541), (315, 69694), (630, 34847)]