16921278

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{467}}^1$

素因数の和:550

約数の個数: 64

約数和(自身を含む): 41783040

約数和(自身を除く): 24861762

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 61, 66, 99, 122, 183, 198, 297, 366, 467, 549, 594, 671, 934, 1098, 1342, 1401, 1647, 2013, 2802, 3294, 4026, 4203, 5137, 6039, 8406, 10274, 12078, 12609, 15411, 18117, 25218, 28487, 30822, 36234, 46233, 56974, 85461, 92466, 138699, 170922, 256383, 277398, 313357, 512766, 626714, 769149, 940071, 1538298, 1880142, 2820213, 5640426, 8460639, 16921278]

約数ペア:

[(1, 16921278), (2, 8460639), (3, 5640426), (6, 2820213), (9, 1880142), (11, 1538298), (18, 940071), (22, 769149), (27, 626714), (33, 512766), (54, 313357), (61, 277398), (66, 256383), (99, 170922), (122, 138699), (183, 92466), (198, 85461), (297, 56974), (366, 46233), (467, 36234), (549, 30822), (594, 28487), (671, 25218), (934, 18117), (1098, 15411), (1342, 12609), (1401, 12078), (1647, 10274), (2013, 8406), (2802, 6039), (3294, 5137), (4026, 4203)]