21846258

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:117

約数の個数: 144

約数和(自身を含む): 61461504

約数和(自身を除く): 39615246

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 31, 34, 42, 47, 49, 51, 62, 63, 93, 94, 98, 102, 119, 126, 141, 147, 153, 186, 217, 238, 279, 282, 294, 306, 329, 357, 423, 434, 441, 527, 558, 651, 658, 714, 799, 833, 846, 882, 987, 1054, 1071, 1302, 1457, 1519, 1581, 1598, 1666, 1953, 1974, 2142, 2303, 2397, 2499, 2914, 2961, 3038, 3162, 3689, 3906, 4371, 4557, 4606, 4743, 4794, 4998, 5593, 5922, 6909, 7191, 7378, 7497, 8742, 9114, 9486, 10199, 11067, 11186, 13113, 13671, 13818, 14382, 14994, 16779, 20398, 20727, 22134, 24769, 25823, 26226, 27342, 30597, 33201, 33558, 39151, 41454, 49538, 50337, 51646, 61194, 66402, 71393, 74307, 77469, 78302, 91791, 100674, 117453, 142786, 148614, 154938, 173383, 183582, 214179, 222921, 232407, 234906, 346766, 352359, 428358, 445842, 464814, 520149, 642537, 704718, 1040298, 1213681, 1285074, 1560447, 2427362, 3120894, 3641043, 7282086, 10923129, 21846258]

約数ペア:

[(1, 21846258), (2, 10923129), (3, 7282086), (6, 3641043), (7, 3120894), (9, 2427362), (14, 1560447), (17, 1285074), (18, 1213681), (21, 1040298), (31, 704718), (34, 642537), (42, 520149), (47, 464814), (49, 445842), (51, 428358), (62, 352359), (63, 346766), (93, 234906), (94, 232407), (98, 222921), (102, 214179), (119, 183582), (126, 173383), (141, 154938), (147, 148614), (153, 142786), (186, 117453), (217, 100674), (238, 91791), (279, 78302), (282, 77469), (294, 74307), (306, 71393), (329, 66402), (357, 61194), (423, 51646), (434, 50337), (441, 49538), (527, 41454), (558, 39151), (651, 33558), (658, 33201), (714, 30597), (799, 27342), (833, 26226), (846, 25823), (882, 24769), (987, 22134), (1054, 20727), (1071, 20398), (1302, 16779), (1457, 14994), (1519, 14382), (1581, 13818), (1598, 13671), (1666, 13113), (1953, 11186), (1974, 11067), (2142, 10199), (2303, 9486), (2397, 9114), (2499, 8742), (2914, 7497), (2961, 7378), (3038, 7191), (3162, 6909), (3689, 5922), (3906, 5593), (4371, 4998), (4557, 4794), (4606, 4743)]