21404916

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{45737}}^1$

素因数の和:45760

約数の個数: 36

約数和(自身を含む): 58270212

約数和(自身を除く): 36865296

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 45737, 91474, 137211, 182948, 274422, 411633, 548844, 594581, 823266, 1189162, 1646532, 1783743, 2378324, 3567486, 5351229, 7134972, 10702458, 21404916]

約数ペア:

[(1, 21404916), (2, 10702458), (3, 7134972), (4, 5351229), (6, 3567486), (9, 2378324), (12, 1783743), (13, 1646532), (18, 1189162), (26, 823266), (36, 594581), (39, 548844), (52, 411633), (78, 274422), (117, 182948), (156, 137211), (234, 91474), (468, 45737)]