21423709010

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{547}}^1\times {\mathrm{4507}}^1$

素因数の和:5151

約数の個数: 64

約数和(自身を含む): 42688235520

約数和(自身を除く): 21264526510

約数列:

[1, 2, 5, 10, 11, 22, 55, 79, 110, 158, 395, 547, 790, 869, 1094, 1738, 2735, 4345, 4507, 5470, 6017, 8690, 9014, 12034, 22535, 30085, 43213, 45070, 49577, 60170, 86426, 99154, 216065, 247885, 356053, 432130, 475343, 495770, 712106, 950686, 1780265, 2376715, 2465329, 3560530, 3916583, 4753430, 4930658, 7833166, 12326645, 19582915, 24653290, 27118619, 39165830, 54237238, 135593095, 194760991, 271186190, 389521982, 973804955, 1947609910, 2142370901, 4284741802, 10711854505, 21423709010]

約数ペア:

[(1, 21423709010), (2, 10711854505), (5, 4284741802), (10, 2142370901), (11, 1947609910), (22, 973804955), (55, 389521982), (79, 271186190), (110, 194760991), (158, 135593095), (395, 54237238), (547, 39165830), (790, 27118619), (869, 24653290), (1094, 19582915), (1738, 12326645), (2735, 7833166), (4345, 4930658), (4507, 4753430), (5470, 3916583), (6017, 3560530), (8690, 2465329), (9014, 2376715), (12034, 1780265), (22535, 950686), (30085, 712106), (43213, 495770), (45070, 475343), (49577, 432130), (60170, 356053), (86426, 247885), (99154, 216065)]