21167473755

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3469}}^1\times {\mathrm{23929}}^1$

素因数の和:27423

約数の個数: 32

約数和(自身を含む): 35872027200

約数和(自身を除く): 14704553445

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 3469, 10407, 17345, 23929, 52035, 58973, 71787, 119645, 176919, 294865, 358935, 406793, 884595, 1220379, 2033965, 6101895, 83009701, 249029103, 415048505, 1245145515, 1411164917, 4233494751, 7055824585, 21167473755]

約数ペア:

[(1, 21167473755), (3, 7055824585), (5, 4233494751), (15, 1411164917), (17, 1245145515), (51, 415048505), (85, 249029103), (255, 83009701), (3469, 6101895), (10407, 2033965), (17345, 1220379), (23929, 884595), (52035, 406793), (58973, 358935), (71787, 294865), (119645, 176919)]