2021754903

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{263}}^1\times {\mathrm{353}}^1$

素因数の和:704

約数の個数: 64

約数和(自身を含む): 3337500672

約数和(自身を除く): 1315745769

約数列:

[1, 3, 7, 17, 21, 51, 61, 119, 183, 263, 353, 357, 427, 789, 1037, 1059, 1281, 1841, 2471, 3111, 4471, 5523, 6001, 7259, 7413, 13413, 16043, 18003, 21533, 21777, 31297, 42007, 48129, 64599, 92839, 93891, 112301, 126021, 150731, 272731, 278517, 336903, 366061, 452193, 649873, 818193, 1098183, 1578263, 1909117, 1949619, 2562427, 4734789, 5663179, 5727351, 7687281, 11047841, 16989537, 33143523, 39642253, 96274043, 118926759, 288822129, 673918301, 2021754903]

約数ペア:

[(1, 2021754903), (3, 673918301), (7, 288822129), (17, 118926759), (21, 96274043), (51, 39642253), (61, 33143523), (119, 16989537), (183, 11047841), (263, 7687281), (353, 5727351), (357, 5663179), (427, 4734789), (789, 2562427), (1037, 1949619), (1059, 1909117), (1281, 1578263), (1841, 1098183), (2471, 818193), (3111, 649873), (4471, 452193), (5523, 366061), (6001, 336903), (7259, 278517), (7413, 272731), (13413, 150731), (16043, 126021), (18003, 112301), (21533, 93891), (21777, 92839), (31297, 64599), (42007, 48129)]