20210340105

素因数分解:

$3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2003}}^1\times {\mathrm{2411}}^1$

素因数の和:4459

約数の個数: 64

約数和(自身を含む): 37122416640

約数和(自身を除く): 16912076535

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 93, 135, 155, 279, 465, 837, 1395, 2003, 2411, 4185, 6009, 7233, 10015, 12055, 18027, 21699, 30045, 36165, 54081, 62093, 65097, 74741, 90135, 108495, 186279, 224223, 270405, 310465, 325485, 373705, 558837, 672669, 931395, 1121115, 1676511, 2018007, 2794185, 3363345, 4829233, 8382555, 10090035, 14487699, 24146165, 43463097, 72438495, 130389291, 149706223, 217315485, 449118669, 651946455, 748531115, 1347356007, 2245593345, 4042068021, 6736780035, 20210340105]

約数ペア:

[(1, 20210340105), (3, 6736780035), (5, 4042068021), (9, 2245593345), (15, 1347356007), (27, 748531115), (31, 651946455), (45, 449118669), (93, 217315485), (135, 149706223), (155, 130389291), (279, 72438495), (465, 43463097), (837, 24146165), (1395, 14487699), (2003, 10090035), (2411, 8382555), (4185, 4829233), (6009, 3363345), (7233, 2794185), (10015, 2018007), (12055, 1676511), (18027, 1121115), (21699, 931395), (30045, 672669), (36165, 558837), (54081, 373705), (62093, 325485), (65097, 310465), (74741, 270405), (90135, 224223), (108495, 186279)]