21443292

素因数分解:

$2^2\times 3^5\times {\mathrm{13}}^1\times {\mathrm{1697}}^1$

素因数の和:1729

約数の個数: 72

約数和(自身を含む): 60571056

約数和(自身を除く): 39127764

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 81, 108, 117, 156, 162, 234, 243, 324, 351, 468, 486, 702, 972, 1053, 1404, 1697, 2106, 3159, 3394, 4212, 5091, 6318, 6788, 10182, 12636, 15273, 20364, 22061, 30546, 44122, 45819, 61092, 66183, 88244, 91638, 132366, 137457, 183276, 198549, 264732, 274914, 397098, 412371, 549828, 595647, 794196, 824742, 1191294, 1649484, 1786941, 2382588, 3573882, 5360823, 7147764, 10721646, 21443292]

約数ペア:

[(1, 21443292), (2, 10721646), (3, 7147764), (4, 5360823), (6, 3573882), (9, 2382588), (12, 1786941), (13, 1649484), (18, 1191294), (26, 824742), (27, 794196), (36, 595647), (39, 549828), (52, 412371), (54, 397098), (78, 274914), (81, 264732), (108, 198549), (117, 183276), (156, 137457), (162, 132366), (234, 91638), (243, 88244), (324, 66183), (351, 61092), (468, 45819), (486, 44122), (702, 30546), (972, 22061), (1053, 20364), (1404, 15273), (1697, 12636), (2106, 10182), (3159, 6788), (3394, 6318), (4212, 5091)]