21769098

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{397}}^1$

素因数の和:471

約数の個数: 64

約数和(自身を含む): 50816640

約数和(自身を除く): 29047542

約数列:

[1, 2, 3, 6, 13, 19, 26, 37, 38, 39, 57, 74, 78, 111, 114, 222, 247, 397, 481, 494, 703, 741, 794, 962, 1191, 1406, 1443, 1482, 2109, 2382, 2886, 4218, 5161, 7543, 9139, 10322, 14689, 15086, 15483, 18278, 22629, 27417, 29378, 30966, 44067, 45258, 54834, 88134, 98059, 190957, 196118, 279091, 294177, 381914, 558182, 572871, 588354, 837273, 1145742, 1674546, 3628183, 7256366, 10884549, 21769098]

約数ペア:

[(1, 21769098), (2, 10884549), (3, 7256366), (6, 3628183), (13, 1674546), (19, 1145742), (26, 837273), (37, 588354), (38, 572871), (39, 558182), (57, 381914), (74, 294177), (78, 279091), (111, 196118), (114, 190957), (222, 98059), (247, 88134), (397, 54834), (481, 45258), (494, 44067), (703, 30966), (741, 29378), (794, 27417), (962, 22629), (1191, 18278), (1406, 15483), (1443, 15086), (1482, 14689), (2109, 10322), (2382, 9139), (2886, 7543), (4218, 5161)]