21925368

素因数分解:

$2^3\times 3^2\times {\mathrm{71}}^1\times {\mathrm{4289}}^1$

素因数の和:4372

約数の個数: 48

約数和(自身を含む): 60231600

約数和(自身を除く): 38306232

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 71, 72, 142, 213, 284, 426, 568, 639, 852, 1278, 1704, 2556, 4289, 5112, 8578, 12867, 17156, 25734, 34312, 38601, 51468, 77202, 102936, 154404, 304519, 308808, 609038, 913557, 1218076, 1827114, 2436152, 2740671, 3654228, 5481342, 7308456, 10962684, 21925368]

約数ペア:

[(1, 21925368), (2, 10962684), (3, 7308456), (4, 5481342), (6, 3654228), (8, 2740671), (9, 2436152), (12, 1827114), (18, 1218076), (24, 913557), (36, 609038), (71, 308808), (72, 304519), (142, 154404), (213, 102936), (284, 77202), (426, 51468), (568, 38601), (639, 34312), (852, 25734), (1278, 17156), (1704, 12867), (2556, 8578), (4289, 5112)]