21048652884

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{775787}}^1$

素因数の和:775837

約数の個数: 96

約数和(自身を含む): 62559544320

約数和(自身を除く): 41510891436

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 19, 21, 28, 34, 38, 42, 51, 57, 68, 76, 84, 102, 114, 119, 133, 204, 228, 238, 266, 323, 357, 399, 476, 532, 646, 714, 798, 969, 1292, 1428, 1596, 1938, 2261, 3876, 4522, 6783, 9044, 13566, 27132, 775787, 1551574, 2327361, 3103148, 4654722, 5430509, 9309444, 10861018, 13188379, 14739953, 16291527, 21722036, 26376758, 29479906, 32583054, 39565137, 44219859, 52753516, 58959812, 65166108, 79130274, 88439718, 92318653, 103179671, 158260548, 176879436, 184637306, 206359342, 250579201, 276955959, 309539013, 369274612, 412718684, 501158402, 553911918, 619078026, 751737603, 1002316804, 1107823836, 1238156052, 1503475206, 1754054407, 3006950412, 3508108814, 5262163221, 7016217628, 10524326442, 21048652884]

約数ペア:

[(1, 21048652884), (2, 10524326442), (3, 7016217628), (4, 5262163221), (6, 3508108814), (7, 3006950412), (12, 1754054407), (14, 1503475206), (17, 1238156052), (19, 1107823836), (21, 1002316804), (28, 751737603), (34, 619078026), (38, 553911918), (42, 501158402), (51, 412718684), (57, 369274612), (68, 309539013), (76, 276955959), (84, 250579201), (102, 206359342), (114, 184637306), (119, 176879436), (133, 158260548), (204, 103179671), (228, 92318653), (238, 88439718), (266, 79130274), (323, 65166108), (357, 58959812), (399, 52753516), (476, 44219859), (532, 39565137), (646, 32583054), (714, 29479906), (798, 26376758), (969, 21722036), (1292, 16291527), (1428, 14739953), (1596, 13188379), (1938, 10861018), (2261, 9309444), (3876, 5430509), (4522, 4654722), (6783, 3103148), (9044, 2327361), (13566, 1551574), (27132, 775787)]