21899672

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{283}}^1\times {\mathrm{569}}^1$

素因数の和:875

約数の個数: 32

約数和(自身を含む): 43707600

約数和(自身を除く): 21807928

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 283, 566, 569, 1132, 1138, 2264, 2276, 4552, 4811, 9622, 9673, 19244, 19346, 38488, 38692, 77384, 161027, 322054, 644108, 1288216, 2737459, 5474918, 10949836, 21899672]

約数ペア:

[(1, 21899672), (2, 10949836), (4, 5474918), (8, 2737459), (17, 1288216), (34, 644108), (68, 322054), (136, 161027), (283, 77384), (566, 38692), (569, 38488), (1132, 19346), (1138, 19244), (2264, 9673), (2276, 9622), (4552, 4811)]