21097764

素因数分解:

$2^2\times 3^2\times {\mathrm{67}}^1\times {\mathrm{8747}}^1$

素因数の和:8824

約数の個数: 36

約数和(自身を含む): 54132624

約数和(自身を除く): 33034860

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 67, 134, 201, 268, 402, 603, 804, 1206, 2412, 8747, 17494, 26241, 34988, 52482, 78723, 104964, 157446, 314892, 586049, 1172098, 1758147, 2344196, 3516294, 5274441, 7032588, 10548882, 21097764]

約数ペア:

[(1, 21097764), (2, 10548882), (3, 7032588), (4, 5274441), (6, 3516294), (9, 2344196), (12, 1758147), (18, 1172098), (36, 586049), (67, 314892), (134, 157446), (201, 104964), (268, 78723), (402, 52482), (603, 34988), (804, 26241), (1206, 17494), (2412, 8747)]