26721828

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{5581}}^1$

素因数の和:5617

約数の個数: 72

約数和(自身を含む): 81273920

約数和(自身を除く): 54552092

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 57, 63, 76, 84, 114, 126, 133, 171, 228, 252, 266, 342, 399, 532, 684, 798, 1197, 1596, 2394, 4788, 5581, 11162, 16743, 22324, 33486, 39067, 50229, 66972, 78134, 100458, 106039, 117201, 156268, 200916, 212078, 234402, 318117, 351603, 424156, 468804, 636234, 703206, 742273, 954351, 1272468, 1406412, 1484546, 1908702, 2226819, 2969092, 3817404, 4453638, 6680457, 8907276, 13360914, 26721828]

約数ペア:

[(1, 26721828), (2, 13360914), (3, 8907276), (4, 6680457), (6, 4453638), (7, 3817404), (9, 2969092), (12, 2226819), (14, 1908702), (18, 1484546), (19, 1406412), (21, 1272468), (28, 954351), (36, 742273), (38, 703206), (42, 636234), (57, 468804), (63, 424156), (76, 351603), (84, 318117), (114, 234402), (126, 212078), (133, 200916), (171, 156268), (228, 117201), (252, 106039), (266, 100458), (342, 78134), (399, 66972), (532, 50229), (684, 39067), (798, 33486), (1197, 22324), (1596, 16743), (2394, 11162), (4788, 5581)]