2021941012

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{523}}^1$

素因数の和:622

約数の個数: 144

約数和(自身を含む): 4725557760

約数和(自身を除く): 2703616748

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 43, 52, 76, 86, 91, 133, 169, 172, 182, 247, 266, 301, 338, 364, 494, 523, 532, 559, 602, 676, 817, 988, 1046, 1118, 1183, 1204, 1634, 1729, 2092, 2236, 2366, 3211, 3268, 3458, 3661, 3913, 4732, 5719, 6422, 6799, 6916, 7267, 7322, 7826, 9937, 10621, 11438, 12844, 13598, 14534, 14644, 15652, 19874, 21242, 22477, 22489, 22876, 27196, 29068, 39748, 42484, 44954, 44978, 47593, 50869, 69559, 74347, 88387, 89908, 89956, 95186, 101738, 129181, 138073, 139118, 148694, 157423, 176774, 190372, 203476, 258362, 276146, 278236, 292357, 297388, 314846, 353548, 427291, 516724, 552292, 584714, 618709, 629692, 854582, 904267, 966511, 1169428, 1237418, 1679353, 1709164, 1808534, 1933022, 2046499, 2474836, 2991037, 3358706, 3617068, 3800641, 3866044, 4092998, 5554783, 5982074, 6717412, 7601282, 8185996, 11109566, 11755471, 11964148, 15202564, 22219132, 23510942, 26604487, 38883481, 47021884, 53208974, 72212179, 77766962, 106417948, 144424358, 155533924, 288848716, 505485253, 1010970506, 2021941012]

約数ペア:

[(1, 2021941012), (2, 1010970506), (4, 505485253), (7, 288848716), (13, 155533924), (14, 144424358), (19, 106417948), (26, 77766962), (28, 72212179), (38, 53208974), (43, 47021884), (52, 38883481), (76, 26604487), (86, 23510942), (91, 22219132), (133, 15202564), (169, 11964148), (172, 11755471), (182, 11109566), (247, 8185996), (266, 7601282), (301, 6717412), (338, 5982074), (364, 5554783), (494, 4092998), (523, 3866044), (532, 3800641), (559, 3617068), (602, 3358706), (676, 2991037), (817, 2474836), (988, 2046499), (1046, 1933022), (1118, 1808534), (1183, 1709164), (1204, 1679353), (1634, 1237418), (1729, 1169428), (2092, 966511), (2236, 904267), (2366, 854582), (3211, 629692), (3268, 618709), (3458, 584714), (3661, 552292), (3913, 516724), (4732, 427291), (5719, 353548), (6422, 314846), (6799, 297388), (6916, 292357), (7267, 278236), (7322, 276146), (7826, 258362), (9937, 203476), (10621, 190372), (11438, 176774), (12844, 157423), (13598, 148694), (14534, 139118), (14644, 138073), (15652, 129181), (19874, 101738), (21242, 95186), (22477, 89956), (22489, 89908), (22876, 88387), (27196, 74347), (29068, 69559), (39748, 50869), (42484, 47593), (44954, 44978)]