21996810

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1307}}^1$

素因数の和:1348

約数の個数: 96

約数和(自身を含む): 66111552

約数和(自身を除く): 44114742

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, 1307, 1530, 1683, 1870, 2614, 2805, 3366, 3921, 5610, 6535, 7842, 8415, 11763, 13070, 14377, 16830, 19605, 22219, 23526, 28754, 39210, 43131, 44438, 58815, 66657, 71885, 86262, 111095, 117630, 129393, 133314, 143770, 199971, 215655, 222190, 244409, 258786, 333285, 399942, 431310, 488818, 646965, 666570, 733227, 999855, 1222045, 1293930, 1466454, 1999710, 2199681, 2444090, 3666135, 4399362, 7332270, 10998405, 21996810]

約数ペア:

[(1, 21996810), (2, 10998405), (3, 7332270), (5, 4399362), (6, 3666135), (9, 2444090), (10, 2199681), (11, 1999710), (15, 1466454), (17, 1293930), (18, 1222045), (22, 999855), (30, 733227), (33, 666570), (34, 646965), (45, 488818), (51, 431310), (55, 399942), (66, 333285), (85, 258786), (90, 244409), (99, 222190), (102, 215655), (110, 199971), (153, 143770), (165, 133314), (170, 129393), (187, 117630), (198, 111095), (255, 86262), (306, 71885), (330, 66657), (374, 58815), (495, 44438), (510, 43131), (561, 39210), (765, 28754), (935, 23526), (990, 22219), (1122, 19605), (1307, 16830), (1530, 14377), (1683, 13070), (1870, 11763), (2614, 8415), (2805, 7842), (3366, 6535), (3921, 5610)]