21065262

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{719}}^1$

素因数の和:1000

約数の個数: 32

約数和(自身を含む): 44582400

約数和(自身を除く): 23517138

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 257, 514, 719, 771, 1438, 1542, 2157, 4314, 4883, 9766, 13661, 14649, 27322, 29298, 40983, 81966, 184783, 369566, 554349, 1108698, 3510877, 7021754, 10532631, 21065262]

約数ペア:

[(1, 21065262), (2, 10532631), (3, 7021754), (6, 3510877), (19, 1108698), (38, 554349), (57, 369566), (114, 184783), (257, 81966), (514, 40983), (719, 29298), (771, 27322), (1438, 14649), (1542, 13661), (2157, 9766), (4314, 4883)]