21376224

素因数分解:

$2^5\times 3^5\times {\mathrm{2749}}^1$

素因数の和:2774

約数の個数: 72

約数和(自身を含む): 63063000

約数和(自身を除く): 41686776

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 81, 96, 108, 144, 162, 216, 243, 288, 324, 432, 486, 648, 864, 972, 1296, 1944, 2592, 2749, 3888, 5498, 7776, 8247, 10996, 16494, 21992, 24741, 32988, 43984, 49482, 65976, 74223, 87968, 98964, 131952, 148446, 197928, 222669, 263904, 296892, 395856, 445338, 593784, 668007, 791712, 890676, 1187568, 1336014, 1781352, 2375136, 2672028, 3562704, 5344056, 7125408, 10688112, 21376224]

約数ペア:

[(1, 21376224), (2, 10688112), (3, 7125408), (4, 5344056), (6, 3562704), (8, 2672028), (9, 2375136), (12, 1781352), (16, 1336014), (18, 1187568), (24, 890676), (27, 791712), (32, 668007), (36, 593784), (48, 445338), (54, 395856), (72, 296892), (81, 263904), (96, 222669), (108, 197928), (144, 148446), (162, 131952), (216, 98964), (243, 87968), (288, 74223), (324, 65976), (432, 49482), (486, 43984), (648, 32988), (864, 24741), (972, 21992), (1296, 16494), (1944, 10996), (2592, 8247), (2749, 7776), (3888, 5498)]