21291240058

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^2\times {\mathrm{157}}^1\times {\mathrm{193}}^1$

素因数の和:464

約数の個数: 96

約数和(自身を含む): 38025645120

約数和(自身を除く): 16734405062

約数列:

[1, 2, 11, 19, 22, 38, 41, 82, 157, 193, 209, 314, 386, 418, 451, 779, 902, 1558, 1681, 1727, 2123, 2983, 3362, 3454, 3667, 4246, 5966, 6437, 7334, 7913, 8569, 12874, 15826, 17138, 18491, 30301, 31939, 32813, 36982, 40337, 60602, 63878, 65626, 70807, 80674, 87043, 122303, 141614, 150347, 174086, 244606, 263917, 300694, 324433, 333311, 351329, 527834, 575719, 648866, 666622, 702658, 1151438, 1242341, 1345333, 1653817, 2484682, 2690666, 2903087, 3307634, 3568763, 5014423, 5806174, 6164227, 6332909, 7137526, 10028846, 12328454, 12665818, 13665751, 23604479, 27331502, 47208958, 50935981, 55158653, 67806497, 101871962, 110317306, 135612994, 259649269, 519298538, 560295791, 967783639, 1120591582, 1935567278, 10645620029, 21291240058]

約数ペア:

[(1, 21291240058), (2, 10645620029), (11, 1935567278), (19, 1120591582), (22, 967783639), (38, 560295791), (41, 519298538), (82, 259649269), (157, 135612994), (193, 110317306), (209, 101871962), (314, 67806497), (386, 55158653), (418, 50935981), (451, 47208958), (779, 27331502), (902, 23604479), (1558, 13665751), (1681, 12665818), (1727, 12328454), (2123, 10028846), (2983, 7137526), (3362, 6332909), (3454, 6164227), (3667, 5806174), (4246, 5014423), (5966, 3568763), (6437, 3307634), (7334, 2903087), (7913, 2690666), (8569, 2484682), (12874, 1653817), (15826, 1345333), (17138, 1242341), (18491, 1151438), (30301, 702658), (31939, 666622), (32813, 648866), (36982, 575719), (40337, 527834), (60602, 351329), (63878, 333311), (65626, 324433), (70807, 300694), (80674, 263917), (87043, 244606), (122303, 174086), (141614, 150347)]