21148414417

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{947}}^1\times {\mathrm{3931}}^1$

素因数の和:4933

約数の個数: 32

約数和(自身を含む): 25049041920

約数和(自身を除く): 3900627503

約数列:

[1, 13, 19, 23, 247, 299, 437, 947, 3931, 5681, 12311, 17993, 21781, 51103, 74689, 90413, 233909, 283153, 413839, 970957, 1175369, 1717847, 3722657, 5379907, 22332011, 48394541, 70730483, 85621111, 919496279, 1113074443, 1626801109, 21148414417]

約数ペア:

[(1, 21148414417), (13, 1626801109), (19, 1113074443), (23, 919496279), (247, 85621111), (299, 70730483), (437, 48394541), (947, 22332011), (3931, 5379907), (5681, 3722657), (12311, 1717847), (17993, 1175369), (21781, 970957), (51103, 413839), (74689, 283153), (90413, 233909)]