21538062

素因数分解:

$2^1\times 3^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{487}}^1$

素因数の和:524

約数の個数: 96

約数和(自身を含む): 59684352

約数和(自身を除く): 38146290

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 39, 42, 54, 63, 78, 81, 91, 117, 126, 162, 182, 189, 234, 243, 273, 351, 378, 486, 487, 546, 567, 702, 819, 974, 1053, 1134, 1461, 1638, 1701, 2106, 2457, 2922, 3159, 3402, 3409, 4383, 4914, 6318, 6331, 6818, 7371, 8766, 10227, 12662, 13149, 14742, 18993, 20454, 22113, 26298, 30681, 37986, 39447, 44226, 44317, 56979, 61362, 78894, 88634, 92043, 113958, 118341, 132951, 170937, 184086, 236682, 265902, 276129, 341874, 398853, 512811, 552258, 797706, 828387, 1025622, 1196559, 1538433, 1656774, 2393118, 3076866, 3589677, 7179354, 10769031, 21538062]

約数ペア:

[(1, 21538062), (2, 10769031), (3, 7179354), (6, 3589677), (7, 3076866), (9, 2393118), (13, 1656774), (14, 1538433), (18, 1196559), (21, 1025622), (26, 828387), (27, 797706), (39, 552258), (42, 512811), (54, 398853), (63, 341874), (78, 276129), (81, 265902), (91, 236682), (117, 184086), (126, 170937), (162, 132951), (182, 118341), (189, 113958), (234, 92043), (243, 88634), (273, 78894), (351, 61362), (378, 56979), (486, 44317), (487, 44226), (546, 39447), (567, 37986), (702, 30681), (819, 26298), (974, 22113), (1053, 20454), (1134, 18993), (1461, 14742), (1638, 13149), (1701, 12662), (2106, 10227), (2457, 8766), (2922, 7371), (3159, 6818), (3402, 6331), (3409, 6318), (4383, 4914)]