21412848

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{443}}^1$

素因数の和:526

約数の個数: 80

約数和(自身を含む): 59460480

約数和(自身を除く): 38047632

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 53, 57, 76, 106, 114, 152, 159, 212, 228, 304, 318, 424, 443, 456, 636, 848, 886, 912, 1007, 1272, 1329, 1772, 2014, 2544, 2658, 3021, 3544, 4028, 5316, 6042, 7088, 8056, 8417, 10632, 12084, 16112, 16834, 21264, 23479, 24168, 25251, 33668, 46958, 48336, 50502, 67336, 70437, 93916, 101004, 134672, 140874, 187832, 202008, 281748, 375664, 404016, 446101, 563496, 892202, 1126992, 1338303, 1784404, 2676606, 3568808, 5353212, 7137616, 10706424, 21412848]

約数ペア:

[(1, 21412848), (2, 10706424), (3, 7137616), (4, 5353212), (6, 3568808), (8, 2676606), (12, 1784404), (16, 1338303), (19, 1126992), (24, 892202), (38, 563496), (48, 446101), (53, 404016), (57, 375664), (76, 281748), (106, 202008), (114, 187832), (152, 140874), (159, 134672), (212, 101004), (228, 93916), (304, 70437), (318, 67336), (424, 50502), (443, 48336), (456, 46958), (636, 33668), (848, 25251), (886, 24168), (912, 23479), (1007, 21264), (1272, 16834), (1329, 16112), (1772, 12084), (2014, 10632), (2544, 8417), (2658, 8056), (3021, 7088), (3544, 6042), (4028, 5316)]