21178049592

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{127}}^1\times {\mathrm{11959}}^1$

素因数の和:12185

約数の個数: 128

約数和(自身を含む): 61725081600

約数和(自身を除く): 40547032008

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 83, 84, 127, 166, 168, 249, 254, 332, 381, 498, 508, 581, 664, 762, 889, 996, 1016, 1162, 1524, 1743, 1778, 1992, 2324, 2667, 3048, 3486, 3556, 4648, 5334, 6972, 7112, 10541, 10668, 11959, 13944, 21082, 21336, 23918, 31623, 35877, 42164, 47836, 63246, 71754, 73787, 83713, 84328, 95672, 126492, 143508, 147574, 167426, 221361, 251139, 252984, 287016, 295148, 334852, 442722, 502278, 590296, 669704, 885444, 992597, 1004556, 1518793, 1770888, 1985194, 2009112, 2977791, 3037586, 3970388, 4556379, 5955582, 6075172, 6948179, 7940776, 9112758, 10631551, 11911164, 12150344, 13896358, 18225516, 20844537, 21263102, 23822328, 27792716, 31894653, 36451032, 41689074, 42526204, 55585432, 63789306, 83378148, 85052408, 126059819, 127578612, 166756296, 252119638, 255157224, 378179457, 504239276, 756358914, 882418733, 1008478552, 1512717828, 1764837466, 2647256199, 3025435656, 3529674932, 5294512398, 7059349864, 10589024796, 21178049592]

約数ペア:

[(1, 21178049592), (2, 10589024796), (3, 7059349864), (4, 5294512398), (6, 3529674932), (7, 3025435656), (8, 2647256199), (12, 1764837466), (14, 1512717828), (21, 1008478552), (24, 882418733), (28, 756358914), (42, 504239276), (56, 378179457), (83, 255157224), (84, 252119638), (127, 166756296), (166, 127578612), (168, 126059819), (249, 85052408), (254, 83378148), (332, 63789306), (381, 55585432), (498, 42526204), (508, 41689074), (581, 36451032), (664, 31894653), (762, 27792716), (889, 23822328), (996, 21263102), (1016, 20844537), (1162, 18225516), (1524, 13896358), (1743, 12150344), (1778, 11911164), (1992, 10631551), (2324, 9112758), (2667, 7940776), (3048, 6948179), (3486, 6075172), (3556, 5955582), (4648, 4556379), (5334, 3970388), (6972, 3037586), (7112, 2977791), (10541, 2009112), (10668, 1985194), (11959, 1770888), (13944, 1518793), (21082, 1004556), (21336, 992597), (23918, 885444), (31623, 669704), (35877, 590296), (42164, 502278), (47836, 442722), (63246, 334852), (71754, 295148), (73787, 287016), (83713, 252984), (84328, 251139), (95672, 221361), (126492, 167426), (143508, 147574)]