21803452

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{283}}^1$

素因数の和:418

約数の個数: 48

約数和(自身を含む): 44658432

約数和(自身を除く): 22854980

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 103, 187, 206, 283, 374, 412, 566, 748, 1132, 1133, 1751, 2266, 3113, 3502, 4532, 4811, 6226, 7004, 9622, 12452, 19244, 19261, 29149, 38522, 52921, 58298, 77044, 105842, 116596, 211684, 320639, 495533, 641278, 991066, 1282556, 1982132, 5450863, 10901726, 21803452]

約数ペア:

[(1, 21803452), (2, 10901726), (4, 5450863), (11, 1982132), (17, 1282556), (22, 991066), (34, 641278), (44, 495533), (68, 320639), (103, 211684), (187, 116596), (206, 105842), (283, 77044), (374, 58298), (412, 52921), (566, 38522), (748, 29149), (1132, 19261), (1133, 19244), (1751, 12452), (2266, 9622), (3113, 7004), (3502, 6226), (4532, 4811)]