21320195184

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{338803}}^1$

素因数の和:338859

約数の個数: 120

約数和(自身を含む): 65538245760

約数和(自身を除く): 44218050576

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 23, 24, 36, 38, 46, 48, 57, 69, 72, 76, 92, 114, 138, 144, 152, 171, 184, 207, 228, 276, 304, 342, 368, 414, 437, 456, 552, 684, 828, 874, 912, 1104, 1311, 1368, 1656, 1748, 2622, 2736, 3312, 3496, 3933, 5244, 6992, 7866, 10488, 15732, 20976, 31464, 62928, 338803, 677606, 1016409, 1355212, 2032818, 2710424, 3049227, 4065636, 5420848, 6098454, 6437257, 7792469, 8131272, 12196908, 12874514, 15584938, 16262544, 19311771, 23377407, 24393816, 25749028, 31169876, 38623542, 46754814, 48787632, 51498056, 57935313, 62339752, 70132221, 77247084, 93509628, 102996112, 115870626, 124679504, 140264442, 148056911, 154494168, 187019256, 231741252, 280528884, 296113822, 308988336, 374038512, 444170733, 463482504, 561057768, 592227644, 888341466, 926965008, 1122115536, 1184455288, 1332512199, 1776682932, 2368910576, 2665024398, 3553365864, 5330048796, 7106731728, 10660097592, 21320195184]

約数ペア:

[(1, 21320195184), (2, 10660097592), (3, 7106731728), (4, 5330048796), (6, 3553365864), (8, 2665024398), (9, 2368910576), (12, 1776682932), (16, 1332512199), (18, 1184455288), (19, 1122115536), (23, 926965008), (24, 888341466), (36, 592227644), (38, 561057768), (46, 463482504), (48, 444170733), (57, 374038512), (69, 308988336), (72, 296113822), (76, 280528884), (92, 231741252), (114, 187019256), (138, 154494168), (144, 148056911), (152, 140264442), (171, 124679504), (184, 115870626), (207, 102996112), (228, 93509628), (276, 77247084), (304, 70132221), (342, 62339752), (368, 57935313), (414, 51498056), (437, 48787632), (456, 46754814), (552, 38623542), (684, 31169876), (828, 25749028), (874, 24393816), (912, 23377407), (1104, 19311771), (1311, 16262544), (1368, 15584938), (1656, 12874514), (1748, 12196908), (2622, 8131272), (2736, 7792469), (3312, 6437257), (3496, 6098454), (3933, 5420848), (5244, 4065636), (6992, 3049227), (7866, 2710424), (10488, 2032818), (15732, 1355212), (20976, 1016409), (31464, 677606), (62928, 338803)]