21658704

素因数分解:

$2^4\times 3^1\times {\mathrm{653}}^1\times {\mathrm{691}}^1$

素因数の和:1355

約数の個数: 40

約数和(自身を含む): 56118432

約数和(自身を除く): 34459728

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 653, 691, 1306, 1382, 1959, 2073, 2612, 2764, 3918, 4146, 5224, 5528, 7836, 8292, 10448, 11056, 15672, 16584, 31344, 33168, 451223, 902446, 1353669, 1804892, 2707338, 3609784, 5414676, 7219568, 10829352, 21658704]

約数ペア:

[(1, 21658704), (2, 10829352), (3, 7219568), (4, 5414676), (6, 3609784), (8, 2707338), (12, 1804892), (16, 1353669), (24, 902446), (48, 451223), (653, 33168), (691, 31344), (1306, 16584), (1382, 15672), (1959, 11056), (2073, 10448), (2612, 8292), (2764, 7836), (3918, 5528), (4146, 5224)]