21958200

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{1109}}^1$

素因数の和:1142

約数の個数: 144

約数和(自身を含む): 80519400

約数和(自身を除く): 58561200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 25, 30, 33, 36, 40, 44, 45, 50, 55, 60, 66, 72, 75, 88, 90, 99, 100, 110, 120, 132, 150, 165, 180, 198, 200, 220, 225, 264, 275, 300, 330, 360, 396, 440, 450, 495, 550, 600, 660, 792, 825, 900, 990, 1100, 1109, 1320, 1650, 1800, 1980, 2200, 2218, 2475, 3300, 3327, 3960, 4436, 4950, 5545, 6600, 6654, 8872, 9900, 9981, 11090, 12199, 13308, 16635, 19800, 19962, 22180, 24398, 26616, 27725, 33270, 36597, 39924, 44360, 48796, 49905, 55450, 60995, 66540, 73194, 79848, 83175, 97592, 99810, 109791, 110900, 121990, 133080, 146388, 166350, 182985, 199620, 219582, 221800, 243980, 249525, 292776, 304975, 332700, 365970, 399240, 439164, 487960, 499050, 548955, 609950, 665400, 731940, 878328, 914925, 998100, 1097910, 1219900, 1463880, 1829850, 1996200, 2195820, 2439800, 2744775, 3659700, 4391640, 5489550, 7319400, 10979100, 21958200]

約数ペア:

[(1, 21958200), (2, 10979100), (3, 7319400), (4, 5489550), (5, 4391640), (6, 3659700), (8, 2744775), (9, 2439800), (10, 2195820), (11, 1996200), (12, 1829850), (15, 1463880), (18, 1219900), (20, 1097910), (22, 998100), (24, 914925), (25, 878328), (30, 731940), (33, 665400), (36, 609950), (40, 548955), (44, 499050), (45, 487960), (50, 439164), (55, 399240), (60, 365970), (66, 332700), (72, 304975), (75, 292776), (88, 249525), (90, 243980), (99, 221800), (100, 219582), (110, 199620), (120, 182985), (132, 166350), (150, 146388), (165, 133080), (180, 121990), (198, 110900), (200, 109791), (220, 99810), (225, 97592), (264, 83175), (275, 79848), (300, 73194), (330, 66540), (360, 60995), (396, 55450), (440, 49905), (450, 48796), (495, 44360), (550, 39924), (600, 36597), (660, 33270), (792, 27725), (825, 26616), (900, 24398), (990, 22180), (1100, 19962), (1109, 19800), (1320, 16635), (1650, 13308), (1800, 12199), (1980, 11090), (2200, 9981), (2218, 9900), (2475, 8872), (3300, 6654), (3327, 6600), (3960, 5545), (4436, 4950)]