21273786

素因数分解:

$2^1\times 3^3\times {\mathrm{151}}^1\times {\mathrm{2609}}^1$

素因数の和:2771

約数の個数: 32

約数和(自身を含む): 47606400

約数和(自身を除く): 26332614

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 151, 302, 453, 906, 1359, 2609, 2718, 4077, 5218, 7827, 8154, 15654, 23481, 46962, 70443, 140886, 393959, 787918, 1181877, 2363754, 3545631, 7091262, 10636893, 21273786]

約数ペア:

[(1, 21273786), (2, 10636893), (3, 7091262), (6, 3545631), (9, 2363754), (18, 1181877), (27, 787918), (54, 393959), (151, 140886), (302, 70443), (453, 46962), (906, 23481), (1359, 15654), (2609, 8154), (2718, 7827), (4077, 5218)]