21259008

素因数分解:

$2^8\times 3^2\times {\mathrm{9227}}^1$

素因数の和:9249

約数の個数: 54

約数和(自身を含む): 61301604

約数和(自身を除く): 40042596

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 256, 288, 384, 576, 768, 1152, 2304, 9227, 18454, 27681, 36908, 55362, 73816, 83043, 110724, 147632, 166086, 221448, 295264, 332172, 442896, 590528, 664344, 885792, 1181056, 1328688, 1771584, 2362112, 2657376, 3543168, 5314752, 7086336, 10629504, 21259008]

約数ペア:

[(1, 21259008), (2, 10629504), (3, 7086336), (4, 5314752), (6, 3543168), (8, 2657376), (9, 2362112), (12, 1771584), (16, 1328688), (18, 1181056), (24, 885792), (32, 664344), (36, 590528), (48, 442896), (64, 332172), (72, 295264), (96, 221448), (128, 166086), (144, 147632), (192, 110724), (256, 83043), (288, 73816), (384, 55362), (576, 36908), (768, 27681), (1152, 18454), (2304, 9227)]