201921342

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{389}}^1\times {\mathrm{727}}^1$

素因数の和:1145

約数の個数: 64

約数和(自身を含む): 490613760

約数和(自身を除く): 288692418

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 102, 119, 238, 357, 389, 714, 727, 778, 1167, 1454, 2181, 2334, 2723, 4362, 5089, 5446, 6613, 8169, 10178, 12359, 13226, 15267, 16338, 19839, 24718, 30534, 37077, 39678, 46291, 74154, 86513, 92582, 138873, 173026, 259539, 277746, 282803, 519078, 565606, 848409, 1696818, 1979621, 3959242, 4807651, 5938863, 9615302, 11877726, 14422953, 28845906, 33653557, 67307114, 100960671, 201921342]

約数ペア:

[(1, 201921342), (2, 100960671), (3, 67307114), (6, 33653557), (7, 28845906), (14, 14422953), (17, 11877726), (21, 9615302), (34, 5938863), (42, 4807651), (51, 3959242), (102, 1979621), (119, 1696818), (238, 848409), (357, 565606), (389, 519078), (714, 282803), (727, 277746), (778, 259539), (1167, 173026), (1454, 138873), (2181, 92582), (2334, 86513), (2723, 74154), (4362, 46291), (5089, 39678), (5446, 37077), (6613, 30534), (8169, 24718), (10178, 19839), (12359, 16338), (13226, 15267)]