21151350

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{4273}}^1$

素因数の和:4302

約数の個数: 72

約数和(自身を含む): 62007192

約数和(自身を除く): 40855842

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 25, 30, 33, 45, 50, 55, 66, 75, 90, 99, 110, 150, 165, 198, 225, 275, 330, 450, 495, 550, 825, 990, 1650, 2475, 4273, 4950, 8546, 12819, 21365, 25638, 38457, 42730, 47003, 64095, 76914, 94006, 106825, 128190, 141009, 192285, 213650, 235015, 282018, 320475, 384570, 423027, 470030, 640950, 705045, 846054, 961425, 1175075, 1410090, 1922850, 2115135, 2350150, 3525225, 4230270, 7050450, 10575675, 21151350]

約数ペア:

[(1, 21151350), (2, 10575675), (3, 7050450), (5, 4230270), (6, 3525225), (9, 2350150), (10, 2115135), (11, 1922850), (15, 1410090), (18, 1175075), (22, 961425), (25, 846054), (30, 705045), (33, 640950), (45, 470030), (50, 423027), (55, 384570), (66, 320475), (75, 282018), (90, 235015), (99, 213650), (110, 192285), (150, 141009), (165, 128190), (198, 106825), (225, 94006), (275, 76914), (330, 64095), (450, 47003), (495, 42730), (550, 38457), (825, 25638), (990, 21365), (1650, 12819), (2475, 8546), (4273, 4950)]