21059578410

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{244339}}^1$

素因数の和:244392

約数の個数: 96

約数和(自身を含む): 57949629120

約数和(自身を除く): 36890050710

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 26, 30, 34, 39, 51, 65, 78, 85, 102, 130, 169, 170, 195, 221, 255, 338, 390, 442, 507, 510, 663, 845, 1014, 1105, 1326, 1690, 2210, 2535, 2873, 3315, 5070, 5746, 6630, 8619, 14365, 17238, 28730, 43095, 86190, 244339, 488678, 733017, 1221695, 1466034, 2443390, 3176407, 3665085, 4153763, 6352814, 7330170, 8307526, 9529221, 12461289, 15882035, 19058442, 20768815, 24922578, 31764070, 41293291, 41537630, 47646105, 53998919, 62306445, 82586582, 95292210, 107997838, 123879873, 124612890, 161996757, 206466455, 247759746, 269994595, 323993514, 412932910, 539989190, 619399365, 701985947, 809983785, 1238798730, 1403971894, 1619967570, 2105957841, 3509929735, 4211915682, 7019859470, 10529789205, 21059578410]

約数ペア:

[(1, 21059578410), (2, 10529789205), (3, 7019859470), (5, 4211915682), (6, 3509929735), (10, 2105957841), (13, 1619967570), (15, 1403971894), (17, 1238798730), (26, 809983785), (30, 701985947), (34, 619399365), (39, 539989190), (51, 412932910), (65, 323993514), (78, 269994595), (85, 247759746), (102, 206466455), (130, 161996757), (169, 124612890), (170, 123879873), (195, 107997838), (221, 95292210), (255, 82586582), (338, 62306445), (390, 53998919), (442, 47646105), (507, 41537630), (510, 41293291), (663, 31764070), (845, 24922578), (1014, 20768815), (1105, 19058442), (1326, 15882035), (1690, 12461289), (2210, 9529221), (2535, 8307526), (2873, 7330170), (3315, 6352814), (5070, 4153763), (5746, 3665085), (6630, 3176407), (8619, 2443390), (14365, 1466034), (17238, 1221695), (28730, 733017), (43095, 488678), (86190, 244339)]