21804300

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{3461}}^1$

素因数の和:3488

約数の個数: 108

約数和(自身を含む): 78130416

約数和(自身を除く): 56326116

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 50, 60, 63, 70, 75, 84, 90, 100, 105, 126, 140, 150, 175, 180, 210, 225, 252, 300, 315, 350, 420, 450, 525, 630, 700, 900, 1050, 1260, 1575, 2100, 3150, 3461, 6300, 6922, 10383, 13844, 17305, 20766, 24227, 31149, 34610, 41532, 48454, 51915, 62298, 69220, 72681, 86525, 96908, 103830, 121135, 124596, 145362, 155745, 173050, 207660, 218043, 242270, 259575, 290724, 311490, 346100, 363405, 436086, 484540, 519150, 605675, 622980, 726810, 778725, 872172, 1038300, 1090215, 1211350, 1453620, 1557450, 1817025, 2180430, 2422700, 3114900, 3634050, 4360860, 5451075, 7268100, 10902150, 21804300]

約数ペア:

[(1, 21804300), (2, 10902150), (3, 7268100), (4, 5451075), (5, 4360860), (6, 3634050), (7, 3114900), (9, 2422700), (10, 2180430), (12, 1817025), (14, 1557450), (15, 1453620), (18, 1211350), (20, 1090215), (21, 1038300), (25, 872172), (28, 778725), (30, 726810), (35, 622980), (36, 605675), (42, 519150), (45, 484540), (50, 436086), (60, 363405), (63, 346100), (70, 311490), (75, 290724), (84, 259575), (90, 242270), (100, 218043), (105, 207660), (126, 173050), (140, 155745), (150, 145362), (175, 124596), (180, 121135), (210, 103830), (225, 96908), (252, 86525), (300, 72681), (315, 69220), (350, 62298), (420, 51915), (450, 48454), (525, 41532), (630, 34610), (700, 31149), (900, 24227), (1050, 20766), (1260, 17305), (1575, 13844), (2100, 10383), (3150, 6922), (3461, 6300)]