21592890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1283}}^1$

素因数の和:1324

約数の個数: 96

約数和(自身を含む): 64898496

約数和(自身を除く): 43305606

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 17, 18, 22, 30, 33, 34, 45, 51, 55, 66, 85, 90, 99, 102, 110, 153, 165, 170, 187, 198, 255, 306, 330, 374, 495, 510, 561, 765, 935, 990, 1122, 1283, 1530, 1683, 1870, 2566, 2805, 3366, 3849, 5610, 6415, 7698, 8415, 11547, 12830, 14113, 16830, 19245, 21811, 23094, 28226, 38490, 42339, 43622, 57735, 65433, 70565, 84678, 109055, 115470, 127017, 130866, 141130, 196299, 211695, 218110, 239921, 254034, 327165, 392598, 423390, 479842, 635085, 654330, 719763, 981495, 1199605, 1270170, 1439526, 1962990, 2159289, 2399210, 3598815, 4318578, 7197630, 10796445, 21592890]

約数ペア:

[(1, 21592890), (2, 10796445), (3, 7197630), (5, 4318578), (6, 3598815), (9, 2399210), (10, 2159289), (11, 1962990), (15, 1439526), (17, 1270170), (18, 1199605), (22, 981495), (30, 719763), (33, 654330), (34, 635085), (45, 479842), (51, 423390), (55, 392598), (66, 327165), (85, 254034), (90, 239921), (99, 218110), (102, 211695), (110, 196299), (153, 141130), (165, 130866), (170, 127017), (187, 115470), (198, 109055), (255, 84678), (306, 70565), (330, 65433), (374, 57735), (495, 43622), (510, 42339), (561, 38490), (765, 28226), (935, 23094), (990, 21811), (1122, 19245), (1283, 16830), (1530, 14113), (1683, 12830), (1870, 11547), (2566, 8415), (2805, 7698), (3366, 6415), (3849, 5610)]