21761700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{17}}^2\times {\mathrm{251}}^1$

素因数の和:302

約数の個数: 108

約数和(自身を含む): 67151952

約数和(自身を除く): 45390252

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 25, 30, 34, 50, 51, 60, 68, 75, 85, 100, 102, 150, 170, 204, 251, 255, 289, 300, 340, 425, 502, 510, 578, 753, 850, 867, 1004, 1020, 1156, 1255, 1275, 1445, 1506, 1700, 1734, 2510, 2550, 2890, 3012, 3468, 3765, 4267, 4335, 5020, 5100, 5780, 6275, 7225, 7530, 8534, 8670, 12550, 12801, 14450, 15060, 17068, 17340, 18825, 21335, 21675, 25100, 25602, 28900, 37650, 42670, 43350, 51204, 64005, 72539, 75300, 85340, 86700, 106675, 128010, 145078, 213350, 217617, 256020, 290156, 320025, 362695, 426700, 435234, 640050, 725390, 870468, 1088085, 1280100, 1450780, 1813475, 2176170, 3626950, 4352340, 5440425, 7253900, 10880850, 21761700]

約数ペア:

[(1, 21761700), (2, 10880850), (3, 7253900), (4, 5440425), (5, 4352340), (6, 3626950), (10, 2176170), (12, 1813475), (15, 1450780), (17, 1280100), (20, 1088085), (25, 870468), (30, 725390), (34, 640050), (50, 435234), (51, 426700), (60, 362695), (68, 320025), (75, 290156), (85, 256020), (100, 217617), (102, 213350), (150, 145078), (170, 128010), (204, 106675), (251, 86700), (255, 85340), (289, 75300), (300, 72539), (340, 64005), (425, 51204), (502, 43350), (510, 42670), (578, 37650), (753, 28900), (850, 25602), (867, 25100), (1004, 21675), (1020, 21335), (1156, 18825), (1255, 17340), (1275, 17068), (1445, 15060), (1506, 14450), (1700, 12801), (1734, 12550), (2510, 8670), (2550, 8534), (2890, 7530), (3012, 7225), (3468, 6275), (3765, 5780), (4267, 5100), (4335, 5020)]