21498132

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^2\times {\mathrm{6199}}^1$

素因数の和:6240

約数の個数: 36

約数和(自身を含む): 53295200

約数和(自身を除く): 31797068

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 204, 289, 578, 867, 1156, 1734, 3468, 6199, 12398, 18597, 24796, 37194, 74388, 105383, 210766, 316149, 421532, 632298, 1264596, 1791511, 3583022, 5374533, 7166044, 10749066, 21498132]

約数ペア:

[(1, 21498132), (2, 10749066), (3, 7166044), (4, 5374533), (6, 3583022), (12, 1791511), (17, 1264596), (34, 632298), (51, 421532), (68, 316149), (102, 210766), (204, 105383), (289, 74388), (578, 37194), (867, 24796), (1156, 18597), (1734, 12398), (3468, 6199)]