21448050

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{647}}^1$

素因数の和:692

約数の個数: 96

約数和(自身を含む): 60746112

約数和(自身を除く): 39298062

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 25, 26, 30, 34, 39, 50, 51, 65, 75, 78, 85, 102, 130, 150, 170, 195, 221, 255, 325, 390, 425, 442, 510, 647, 650, 663, 850, 975, 1105, 1275, 1294, 1326, 1941, 1950, 2210, 2550, 3235, 3315, 3882, 5525, 6470, 6630, 8411, 9705, 10999, 11050, 16175, 16575, 16822, 19410, 21998, 25233, 32350, 32997, 33150, 42055, 48525, 50466, 54995, 65994, 84110, 97050, 109990, 126165, 142987, 164985, 210275, 252330, 274975, 285974, 329970, 420550, 428961, 549950, 630825, 714935, 824925, 857922, 1261650, 1429870, 1649850, 2144805, 3574675, 4289610, 7149350, 10724025, 21448050]

約数ペア:

[(1, 21448050), (2, 10724025), (3, 7149350), (5, 4289610), (6, 3574675), (10, 2144805), (13, 1649850), (15, 1429870), (17, 1261650), (25, 857922), (26, 824925), (30, 714935), (34, 630825), (39, 549950), (50, 428961), (51, 420550), (65, 329970), (75, 285974), (78, 274975), (85, 252330), (102, 210275), (130, 164985), (150, 142987), (170, 126165), (195, 109990), (221, 97050), (255, 84110), (325, 65994), (390, 54995), (425, 50466), (442, 48525), (510, 42055), (647, 33150), (650, 32997), (663, 32350), (850, 25233), (975, 21998), (1105, 19410), (1275, 16822), (1294, 16575), (1326, 16175), (1941, 11050), (1950, 10999), (2210, 9705), (2550, 8411), (3235, 6630), (3315, 6470), (3882, 5525)]