21496073668

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{167}}^1\times {\mathrm{6257}}^1$

素因数の和:6604

約数の個数: 48

約数和(自身を含む): 39152050560

約数和(自身を除く): 17655976892

約数列:

[1, 2, 4, 37, 74, 139, 148, 167, 278, 334, 556, 668, 5143, 6179, 6257, 10286, 12358, 12514, 20572, 23213, 24716, 25028, 46426, 92852, 231509, 463018, 858881, 869723, 926036, 1044919, 1717762, 1739446, 2089838, 3435524, 3478892, 4179676, 32179751, 38662003, 64359502, 77324006, 128719004, 145243741, 154648012, 290487482, 580974964, 5374018417, 10748036834, 21496073668]

約数ペア:

[(1, 21496073668), (2, 10748036834), (4, 5374018417), (37, 580974964), (74, 290487482), (139, 154648012), (148, 145243741), (167, 128719004), (278, 77324006), (334, 64359502), (556, 38662003), (668, 32179751), (5143, 4179676), (6179, 3478892), (6257, 3435524), (10286, 2089838), (12358, 1739446), (12514, 1717762), (20572, 1044919), (23213, 926036), (24716, 869723), (25028, 858881), (46426, 463018), (92852, 231509)]