21404376

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{6067}}^1$

素因数の和:6093

約数の個数: 72

約数和(自身を含む): 67445820

約数和(自身を除く): 46041444

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 49, 56, 63, 72, 84, 98, 126, 147, 168, 196, 252, 294, 392, 441, 504, 588, 882, 1176, 1764, 3528, 6067, 12134, 18201, 24268, 36402, 42469, 48536, 54603, 72804, 84938, 109206, 127407, 145608, 169876, 218412, 254814, 297283, 339752, 382221, 436824, 509628, 594566, 764442, 891849, 1019256, 1189132, 1528884, 1783698, 2378264, 2675547, 3057768, 3567396, 5351094, 7134792, 10702188, 21404376]

約数ペア:

[(1, 21404376), (2, 10702188), (3, 7134792), (4, 5351094), (6, 3567396), (7, 3057768), (8, 2675547), (9, 2378264), (12, 1783698), (14, 1528884), (18, 1189132), (21, 1019256), (24, 891849), (28, 764442), (36, 594566), (42, 509628), (49, 436824), (56, 382221), (63, 339752), (72, 297283), (84, 254814), (98, 218412), (126, 169876), (147, 145608), (168, 127407), (196, 109206), (252, 84938), (294, 72804), (392, 54603), (441, 48536), (504, 42469), (588, 36402), (882, 24268), (1176, 18201), (1764, 12134), (3528, 6067)]