21007093250

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{11087}}^1$

素因数の和:11181

約数の個数: 128

約数和(自身を含む): 47076277248

約数和(自身を除く): 26069183998

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 50, 53, 55, 65, 106, 110, 125, 130, 143, 250, 265, 275, 286, 325, 530, 550, 583, 650, 689, 715, 1166, 1325, 1375, 1378, 1430, 1625, 2650, 2750, 2915, 3250, 3445, 3575, 5830, 6625, 6890, 7150, 7579, 11087, 13250, 14575, 15158, 17225, 17875, 22174, 29150, 34450, 35750, 37895, 55435, 72875, 75790, 86125, 110870, 121957, 144131, 145750, 172250, 189475, 243914, 277175, 288262, 378950, 554350, 587611, 609785, 720655, 947375, 1175222, 1219570, 1385875, 1441310, 1585441, 1894750, 2771750, 2938055, 3048925, 3170882, 3603275, 5876110, 6097850, 6463721, 7206550, 7638943, 7927205, 12927442, 14690275, 15244625, 15277886, 15854410, 18016375, 29380550, 30489250, 32318605, 36032750, 38194715, 39636025, 64637210, 73451375, 76389430, 79272050, 84028373, 146902750, 161593025, 168056746, 190973575, 198180125, 323186050, 381947150, 396360250, 420141865, 807965125, 840283730, 954867875, 1615930250, 1909735750, 2100709325, 4201418650, 10503546625, 21007093250]

約数ペア:

[(1, 21007093250), (2, 10503546625), (5, 4201418650), (10, 2100709325), (11, 1909735750), (13, 1615930250), (22, 954867875), (25, 840283730), (26, 807965125), (50, 420141865), (53, 396360250), (55, 381947150), (65, 323186050), (106, 198180125), (110, 190973575), (125, 168056746), (130, 161593025), (143, 146902750), (250, 84028373), (265, 79272050), (275, 76389430), (286, 73451375), (325, 64637210), (530, 39636025), (550, 38194715), (583, 36032750), (650, 32318605), (689, 30489250), (715, 29380550), (1166, 18016375), (1325, 15854410), (1375, 15277886), (1378, 15244625), (1430, 14690275), (1625, 12927442), (2650, 7927205), (2750, 7638943), (2915, 7206550), (3250, 6463721), (3445, 6097850), (3575, 5876110), (5830, 3603275), (6625, 3170882), (6890, 3048925), (7150, 2938055), (7579, 2771750), (11087, 1894750), (13250, 1585441), (14575, 1441310), (15158, 1385875), (17225, 1219570), (17875, 1175222), (22174, 947375), (29150, 720655), (34450, 609785), (35750, 587611), (37895, 554350), (55435, 378950), (72875, 288262), (75790, 277175), (86125, 243914), (110870, 189475), (121957, 172250), (144131, 145750)]