2021189745

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{359}}^1\times {\mathrm{16319}}^1$

素因数の和:16709

約数の個数: 32

約数和(自身を含む): 3384115200

約数和(自身を除く): 1362925455

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 359, 1077, 1795, 5385, 8257, 16319, 24771, 41285, 48957, 81595, 123855, 244785, 375337, 1126011, 1876685, 5630055, 5858521, 17575563, 29292605, 87877815, 134745983, 404237949, 673729915, 2021189745]

約数ペア:

[(1, 2021189745), (3, 673729915), (5, 404237949), (15, 134745983), (23, 87877815), (69, 29292605), (115, 17575563), (345, 5858521), (359, 5630055), (1077, 1876685), (1795, 1126011), (5385, 375337), (8257, 244785), (16319, 123855), (24771, 81595), (41285, 48957)]