21787643826

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{4048243}}^1$

素因数の和:4048287

約数の個数: 48

約数和(自身を含む): 53048189376

約数和(自身を除く): 31260545550

約数列:

[1, 2, 3, 6, 9, 13, 18, 23, 26, 39, 46, 69, 78, 117, 138, 207, 234, 299, 414, 598, 897, 1794, 2691, 5382, 4048243, 8096486, 12144729, 24289458, 36434187, 52627159, 72868374, 93109589, 105254318, 157881477, 186219178, 279328767, 315762954, 473644431, 558657534, 837986301, 947288862, 1210424657, 1675972602, 2420849314, 3631273971, 7262547942, 10893821913, 21787643826]

約数ペア:

[(1, 21787643826), (2, 10893821913), (3, 7262547942), (6, 3631273971), (9, 2420849314), (13, 1675972602), (18, 1210424657), (23, 947288862), (26, 837986301), (39, 558657534), (46, 473644431), (69, 315762954), (78, 279328767), (117, 186219178), (138, 157881477), (207, 105254318), (234, 93109589), (299, 72868374), (414, 52627159), (598, 36434187), (897, 24289458), (1794, 12144729), (2691, 8096486), (5382, 4048243)]