21033324

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1$

素因数の和:308

約数の個数: 96

約数和(自身を含む): 59834880

約数和(自身を除く): 38801556

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 71, 78, 108, 117, 142, 156, 211, 213, 234, 284, 351, 422, 426, 468, 633, 639, 702, 844, 852, 923, 1266, 1278, 1404, 1846, 1899, 1917, 2532, 2556, 2743, 2769, 3692, 3798, 3834, 5486, 5538, 5697, 7596, 7668, 8229, 8307, 10972, 11076, 11394, 14981, 16458, 16614, 22788, 24687, 24921, 29962, 32916, 33228, 44943, 49374, 49842, 59924, 74061, 89886, 98748, 99684, 134829, 148122, 179772, 194753, 269658, 296244, 389506, 404487, 539316, 584259, 779012, 808974, 1168518, 1617948, 1752777, 2337036, 3505554, 5258331, 7011108, 10516662, 21033324]

約数ペア:

[(1, 21033324), (2, 10516662), (3, 7011108), (4, 5258331), (6, 3505554), (9, 2337036), (12, 1752777), (13, 1617948), (18, 1168518), (26, 808974), (27, 779012), (36, 584259), (39, 539316), (52, 404487), (54, 389506), (71, 296244), (78, 269658), (108, 194753), (117, 179772), (142, 148122), (156, 134829), (211, 99684), (213, 98748), (234, 89886), (284, 74061), (351, 59924), (422, 49842), (426, 49374), (468, 44943), (633, 33228), (639, 32916), (702, 29962), (844, 24921), (852, 24687), (923, 22788), (1266, 16614), (1278, 16458), (1404, 14981), (1846, 11394), (1899, 11076), (1917, 10972), (2532, 8307), (2556, 8229), (2743, 7668), (2769, 7596), (3692, 5697), (3798, 5538), (3834, 5486)]