21452792

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{179}}^1\times {\mathrm{211}}^1$

素因数の和:467

約数の個数: 32

約数和(自身を含む): 41212800

約数和(自身を除く): 19760008

約数列:

[1, 2, 4, 8, 71, 142, 179, 211, 284, 358, 422, 568, 716, 844, 1432, 1688, 12709, 14981, 25418, 29962, 37769, 50836, 59924, 75538, 101672, 119848, 151076, 302152, 2681599, 5363198, 10726396, 21452792]

約数ペア:

[(1, 21452792), (2, 10726396), (4, 5363198), (8, 2681599), (71, 302152), (142, 151076), (179, 119848), (211, 101672), (284, 75538), (358, 59924), (422, 50836), (568, 37769), (716, 29962), (844, 25418), (1432, 14981), (1688, 12709)]