21529530

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{659}}^1$

素因数の和:697

約数の個数: 96

約数和(自身を含む): 63201600

約数和(自身を除く): 41672070

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 27, 30, 33, 45, 54, 55, 66, 90, 99, 110, 121, 135, 165, 198, 242, 270, 297, 330, 363, 495, 594, 605, 659, 726, 990, 1089, 1210, 1318, 1485, 1815, 1977, 2178, 2970, 3267, 3295, 3630, 3954, 5445, 5931, 6534, 6590, 7249, 9885, 10890, 11862, 14498, 16335, 17793, 19770, 21747, 29655, 32670, 35586, 36245, 43494, 59310, 65241, 72490, 79739, 88965, 108735, 130482, 159478, 177930, 195723, 217470, 239217, 326205, 391446, 398695, 478434, 652410, 717651, 797390, 978615, 1196085, 1435302, 1957230, 2152953, 2392170, 3588255, 4305906, 7176510, 10764765, 21529530]

約数ペア:

[(1, 21529530), (2, 10764765), (3, 7176510), (5, 4305906), (6, 3588255), (9, 2392170), (10, 2152953), (11, 1957230), (15, 1435302), (18, 1196085), (22, 978615), (27, 797390), (30, 717651), (33, 652410), (45, 478434), (54, 398695), (55, 391446), (66, 326205), (90, 239217), (99, 217470), (110, 195723), (121, 177930), (135, 159478), (165, 130482), (198, 108735), (242, 88965), (270, 79739), (297, 72490), (330, 65241), (363, 59310), (495, 43494), (594, 36245), (605, 35586), (659, 32670), (726, 29655), (990, 21747), (1089, 19770), (1210, 17793), (1318, 16335), (1485, 14498), (1815, 11862), (1977, 10890), (2178, 9885), (2970, 7249), (3267, 6590), (3295, 6534), (3630, 5931), (3954, 5445)]