21777642

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1283}}^1$

素因数の和:1355

約数の個数: 48

約数和(自身を含む): 50476608

約数和(自身を除く): 28698966

約数列:

[1, 2, 3, 6, 9, 18, 23, 41, 46, 69, 82, 123, 138, 207, 246, 369, 414, 738, 943, 1283, 1886, 2566, 2829, 3849, 5658, 7698, 8487, 11547, 16974, 23094, 29509, 52603, 59018, 88527, 105206, 157809, 177054, 265581, 315618, 473427, 531162, 946854, 1209869, 2419738, 3629607, 7259214, 10888821, 21777642]

約数ペア:

[(1, 21777642), (2, 10888821), (3, 7259214), (6, 3629607), (9, 2419738), (18, 1209869), (23, 946854), (41, 531162), (46, 473427), (69, 315618), (82, 265581), (123, 177054), (138, 157809), (207, 105206), (246, 88527), (369, 59018), (414, 52603), (738, 29509), (943, 23094), (1283, 16974), (1886, 11547), (2566, 8487), (2829, 7698), (3849, 5658)]