2105838

素因数分解:

$2^1\times 3^5\times 7^1\times {\mathrm{619}}^1$

素因数の和:643

約数の個数: 48

約数和(自身を含む): 5416320

約数和(自身を除く): 3310482

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 243, 378, 486, 567, 619, 1134, 1238, 1701, 1857, 3402, 3714, 4333, 5571, 8666, 11142, 12999, 16713, 25998, 33426, 38997, 50139, 77994, 100278, 116991, 150417, 233982, 300834, 350973, 701946, 1052919, 2105838]

約数ペア:

[(1, 2105838), (2, 1052919), (3, 701946), (6, 350973), (7, 300834), (9, 233982), (14, 150417), (18, 116991), (21, 100278), (27, 77994), (42, 50139), (54, 38997), (63, 33426), (81, 25998), (126, 16713), (162, 12999), (189, 11142), (243, 8666), (378, 5571), (486, 4333), (567, 3714), (619, 3402), (1134, 1857), (1238, 1701)]