21748236

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1$

素因数の和:255

約数の個数: 96

約数和(自身を含む): 58705920

約数和(自身を除く): 36957684

約数列:

[1, 2, 3, 4, 6, 12, 17, 19, 31, 34, 38, 51, 57, 62, 68, 76, 93, 102, 114, 124, 181, 186, 204, 228, 323, 362, 372, 527, 543, 589, 646, 724, 969, 1054, 1086, 1178, 1292, 1581, 1767, 1938, 2108, 2172, 2356, 3077, 3162, 3439, 3534, 3876, 5611, 6154, 6324, 6878, 7068, 9231, 10013, 10317, 11222, 12308, 13756, 16833, 18462, 20026, 20634, 22444, 30039, 33666, 36924, 40052, 41268, 58463, 60078, 67332, 95387, 106609, 116926, 120156, 175389, 190774, 213218, 233852, 286161, 319827, 350778, 381548, 426436, 572322, 639654, 701556, 1144644, 1279308, 1812353, 3624706, 5437059, 7249412, 10874118, 21748236]

約数ペア:

[(1, 21748236), (2, 10874118), (3, 7249412), (4, 5437059), (6, 3624706), (12, 1812353), (17, 1279308), (19, 1144644), (31, 701556), (34, 639654), (38, 572322), (51, 426436), (57, 381548), (62, 350778), (68, 319827), (76, 286161), (93, 233852), (102, 213218), (114, 190774), (124, 175389), (181, 120156), (186, 116926), (204, 106609), (228, 95387), (323, 67332), (362, 60078), (372, 58463), (527, 41268), (543, 40052), (589, 36924), (646, 33666), (724, 30039), (969, 22444), (1054, 20634), (1086, 20026), (1178, 18462), (1292, 16833), (1581, 13756), (1767, 12308), (1938, 11222), (2108, 10317), (2172, 10013), (2356, 9231), (3077, 7068), (3162, 6878), (3439, 6324), (3534, 6154), (3876, 5611)]