21213504

素因数分解:

$2^6\times 3^2\times {\mathrm{13}}^1\times {\mathrm{2833}}^1$

素因数の和:2864

約数の個数: 84

約数和(自身を含む): 65505076

約数和(自身を除く): 44291572

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 64, 72, 78, 96, 104, 117, 144, 156, 192, 208, 234, 288, 312, 416, 468, 576, 624, 832, 936, 1248, 1872, 2496, 2833, 3744, 5666, 7488, 8499, 11332, 16998, 22664, 25497, 33996, 36829, 45328, 50994, 67992, 73658, 90656, 101988, 110487, 135984, 147316, 181312, 203976, 220974, 271968, 294632, 331461, 407952, 441948, 543936, 589264, 662922, 815904, 883896, 1178528, 1325844, 1631808, 1767792, 2357056, 2651688, 3535584, 5303376, 7071168, 10606752, 21213504]

約数ペア:

[(1, 21213504), (2, 10606752), (3, 7071168), (4, 5303376), (6, 3535584), (8, 2651688), (9, 2357056), (12, 1767792), (13, 1631808), (16, 1325844), (18, 1178528), (24, 883896), (26, 815904), (32, 662922), (36, 589264), (39, 543936), (48, 441948), (52, 407952), (64, 331461), (72, 294632), (78, 271968), (96, 220974), (104, 203976), (117, 181312), (144, 147316), (156, 135984), (192, 110487), (208, 101988), (234, 90656), (288, 73658), (312, 67992), (416, 50994), (468, 45328), (576, 36829), (624, 33996), (832, 25497), (936, 22664), (1248, 16998), (1872, 11332), (2496, 8499), (2833, 7488), (3744, 5666)]