21836154945

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{104123}}^1$

素因数の和:104214

約数の個数: 64

約数和(自身を含む): 40303484928

約数和(自身を除く): 18467329983

約数列:

[1, 3, 5, 11, 15, 31, 33, 41, 55, 93, 123, 155, 165, 205, 341, 451, 465, 615, 1023, 1271, 1353, 1705, 2255, 3813, 5115, 6355, 6765, 13981, 19065, 41943, 69905, 104123, 209715, 312369, 520615, 1145353, 1561845, 3227813, 3436059, 4269043, 5726765, 9683439, 12807129, 16139065, 17180295, 21345215, 35505943, 46959473, 48417195, 64035645, 106517829, 132340333, 140878419, 177529715, 234797365, 397020999, 532589145, 661701665, 704392095, 1455743663, 1985104995, 4367230989, 7278718315, 21836154945]

約数ペア:

[(1, 21836154945), (3, 7278718315), (5, 4367230989), (11, 1985104995), (15, 1455743663), (31, 704392095), (33, 661701665), (41, 532589145), (55, 397020999), (93, 234797365), (123, 177529715), (155, 140878419), (165, 132340333), (205, 106517829), (341, 64035645), (451, 48417195), (465, 46959473), (615, 35505943), (1023, 21345215), (1271, 17180295), (1353, 16139065), (1705, 12807129), (2255, 9683439), (3813, 5726765), (5115, 4269043), (6355, 3436059), (6765, 3227813), (13981, 1561845), (19065, 1145353), (41943, 520615), (69905, 312369), (104123, 209715)]