21167994783

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{109}}^1\times {\mathrm{383041}}^1$

素因数の和:383179

約数の個数: 24

約数和(自身を含む): 30842541840

約数和(自身を除く): 9674547057

約数列:

[1, 3, 13, 39, 109, 169, 327, 507, 1417, 4251, 18421, 55263, 383041, 1149123, 4979533, 14938599, 41751469, 64733929, 125254407, 194201787, 542769097, 1628307291, 7055998261, 21167994783]

約数ペア:

[(1, 21167994783), (3, 7055998261), (13, 1628307291), (39, 542769097), (109, 194201787), (169, 125254407), (327, 64733929), (507, 41751469), (1417, 14938599), (4251, 4979533), (18421, 1149123), (55263, 383041)]