21014100

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{43}}^1\times {\mathrm{181}}^1$

素因数の和:247

約数の個数: 144

約数和(自身を含む): 69509440

約数和(自身を除く): 48495340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 43, 45, 50, 54, 60, 75, 86, 90, 100, 108, 129, 135, 150, 172, 180, 181, 215, 225, 258, 270, 300, 362, 387, 430, 450, 516, 540, 543, 645, 675, 724, 774, 860, 900, 905, 1075, 1086, 1161, 1290, 1350, 1548, 1629, 1810, 1935, 2150, 2172, 2322, 2580, 2700, 2715, 3225, 3258, 3620, 3870, 4300, 4525, 4644, 4887, 5430, 5805, 6450, 6516, 7740, 7783, 8145, 9050, 9675, 9774, 10860, 11610, 12900, 13575, 15566, 16290, 18100, 19350, 19548, 23220, 23349, 24435, 27150, 29025, 31132, 32580, 38700, 38915, 40725, 46698, 48870, 54300, 58050, 70047, 77830, 81450, 93396, 97740, 116100, 116745, 122175, 140094, 155660, 162900, 194575, 210141, 233490, 244350, 280188, 350235, 389150, 420282, 466980, 488700, 583725, 700470, 778300, 840564, 1050705, 1167450, 1400940, 1751175, 2101410, 2334900, 3502350, 4202820, 5253525, 7004700, 10507050, 21014100]

約数ペア:

[(1, 21014100), (2, 10507050), (3, 7004700), (4, 5253525), (5, 4202820), (6, 3502350), (9, 2334900), (10, 2101410), (12, 1751175), (15, 1400940), (18, 1167450), (20, 1050705), (25, 840564), (27, 778300), (30, 700470), (36, 583725), (43, 488700), (45, 466980), (50, 420282), (54, 389150), (60, 350235), (75, 280188), (86, 244350), (90, 233490), (100, 210141), (108, 194575), (129, 162900), (135, 155660), (150, 140094), (172, 122175), (180, 116745), (181, 116100), (215, 97740), (225, 93396), (258, 81450), (270, 77830), (300, 70047), (362, 58050), (387, 54300), (430, 48870), (450, 46698), (516, 40725), (540, 38915), (543, 38700), (645, 32580), (675, 31132), (724, 29025), (774, 27150), (860, 24435), (900, 23349), (905, 23220), (1075, 19548), (1086, 19350), (1161, 18100), (1290, 16290), (1350, 15566), (1548, 13575), (1629, 12900), (1810, 11610), (1935, 10860), (2150, 9774), (2172, 9675), (2322, 9050), (2580, 8145), (2700, 7783), (2715, 7740), (3225, 6516), (3258, 6450), (3620, 5805), (3870, 5430), (4300, 4887), (4525, 4644)]