2100996975

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{363809}}^1$

素因数の和:363840

約数の個数: 48

約数和(自身を含む): 4330794240

約数和(自身を除く): 2229797265

約数列:

[1, 3, 5, 7, 11, 15, 21, 25, 33, 35, 55, 75, 77, 105, 165, 175, 231, 275, 385, 525, 825, 1155, 1925, 5775, 363809, 1091427, 1819045, 2546663, 4001899, 5457135, 7639989, 9095225, 12005697, 12733315, 20009495, 27285675, 28013293, 38199945, 60028485, 63666575, 84039879, 100047475, 140066465, 190999725, 300142425, 420199395, 700332325, 2100996975]

約数ペア:

[(1, 2100996975), (3, 700332325), (5, 420199395), (7, 300142425), (11, 190999725), (15, 140066465), (21, 100047475), (25, 84039879), (33, 63666575), (35, 60028485), (55, 38199945), (75, 28013293), (77, 27285675), (105, 20009495), (165, 12733315), (175, 12005697), (231, 9095225), (275, 7639989), (385, 5457135), (525, 4001899), (825, 2546663), (1155, 1819045), (1925, 1091427), (5775, 363809)]