21033033250

素因数分解:

$2^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{13709}}^1$

素因数の和:13781

約数の個数: 96

約数和(自身を含む): 44002848240

約数和(自身を除く): 22969814990

約数列:

[1, 2, 5, 10, 17, 19, 25, 34, 38, 50, 85, 95, 125, 170, 190, 250, 323, 361, 425, 475, 646, 722, 850, 950, 1615, 1805, 2125, 2375, 3230, 3610, 4250, 4750, 6137, 8075, 9025, 12274, 13709, 16150, 18050, 27418, 30685, 40375, 45125, 61370, 68545, 80750, 90250, 137090, 153425, 233053, 260471, 306850, 342725, 466106, 520942, 685450, 767125, 1165265, 1302355, 1534250, 1713625, 2330530, 2604710, 3427250, 4428007, 4948949, 5826325, 6511775, 8856014, 9897898, 11652650, 13023550, 22140035, 24744745, 29131625, 32558875, 44280070, 49489490, 58263250, 65117750, 84132133, 110700175, 123723725, 168264266, 221400350, 247447450, 420660665, 553500875, 618618625, 841321330, 1107001750, 1237237250, 2103303325, 4206606650, 10516516625, 21033033250]

約数ペア:

[(1, 21033033250), (2, 10516516625), (5, 4206606650), (10, 2103303325), (17, 1237237250), (19, 1107001750), (25, 841321330), (34, 618618625), (38, 553500875), (50, 420660665), (85, 247447450), (95, 221400350), (125, 168264266), (170, 123723725), (190, 110700175), (250, 84132133), (323, 65117750), (361, 58263250), (425, 49489490), (475, 44280070), (646, 32558875), (722, 29131625), (850, 24744745), (950, 22140035), (1615, 13023550), (1805, 11652650), (2125, 9897898), (2375, 8856014), (3230, 6511775), (3610, 5826325), (4250, 4948949), (4750, 4428007), (6137, 3427250), (8075, 2604710), (9025, 2330530), (12274, 1713625), (13709, 1534250), (16150, 1302355), (18050, 1165265), (27418, 767125), (30685, 685450), (40375, 520942), (45125, 466106), (61370, 342725), (68545, 306850), (80750, 260471), (90250, 233053), (137090, 153425)]