21360570

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1321}}^1$

素因数の和:1356

約数の個数: 96

約数和(自身を含む): 65105856

約数和(自身を除く): 43745286

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 30, 33, 35, 42, 49, 55, 66, 70, 77, 98, 105, 110, 147, 154, 165, 210, 231, 245, 294, 330, 385, 462, 490, 539, 735, 770, 1078, 1155, 1321, 1470, 1617, 2310, 2642, 2695, 3234, 3963, 5390, 6605, 7926, 8085, 9247, 13210, 14531, 16170, 18494, 19815, 27741, 29062, 39630, 43593, 46235, 55482, 64729, 72655, 87186, 92470, 101717, 129458, 138705, 145310, 194187, 203434, 217965, 277410, 305151, 323645, 388374, 435930, 508585, 610302, 647290, 712019, 970935, 1017170, 1424038, 1525755, 1941870, 2136057, 3051510, 3560095, 4272114, 7120190, 10680285, 21360570]

約数ペア:

[(1, 21360570), (2, 10680285), (3, 7120190), (5, 4272114), (6, 3560095), (7, 3051510), (10, 2136057), (11, 1941870), (14, 1525755), (15, 1424038), (21, 1017170), (22, 970935), (30, 712019), (33, 647290), (35, 610302), (42, 508585), (49, 435930), (55, 388374), (66, 323645), (70, 305151), (77, 277410), (98, 217965), (105, 203434), (110, 194187), (147, 145310), (154, 138705), (165, 129458), (210, 101717), (231, 92470), (245, 87186), (294, 72655), (330, 64729), (385, 55482), (462, 46235), (490, 43593), (539, 39630), (735, 29062), (770, 27741), (1078, 19815), (1155, 18494), (1321, 16170), (1470, 14531), (1617, 13210), (2310, 9247), (2642, 8085), (2695, 7926), (3234, 6605), (3963, 5390)]