21719958

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{12107}}^1$

素因数の和:12148

約数の個数: 32

約数和(自身を含む): 48819456

約数和(自身を除く): 27099498

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 78, 138, 299, 598, 897, 1794, 12107, 24214, 36321, 72642, 157391, 278461, 314782, 472173, 556922, 835383, 944346, 1670766, 3619993, 7239986, 10859979, 21719958]

約数ペア:

[(1, 21719958), (2, 10859979), (3, 7239986), (6, 3619993), (13, 1670766), (23, 944346), (26, 835383), (39, 556922), (46, 472173), (69, 314782), (78, 278461), (138, 157391), (299, 72642), (598, 36321), (897, 24214), (1794, 12107)]