21917903546

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{201307}}^1$

素因数の和:201435

約数の個数: 48

約数和(自身を含む): 42134569632

約数和(自身を除く): 20216666086

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 101, 154, 202, 539, 707, 1078, 1111, 1414, 2222, 4949, 7777, 9898, 15554, 54439, 108878, 201307, 402614, 1409149, 2214377, 2818298, 4428754, 9864043, 15500639, 19728086, 20332007, 31001278, 40664014, 108504473, 142324049, 217008946, 223652077, 284648098, 447304154, 996268343, 1565564539, 1992536686, 3131129078, 10958951773, 21917903546]

約数ペア:

[(1, 21917903546), (2, 10958951773), (7, 3131129078), (11, 1992536686), (14, 1565564539), (22, 996268343), (49, 447304154), (77, 284648098), (98, 223652077), (101, 217008946), (154, 142324049), (202, 108504473), (539, 40664014), (707, 31001278), (1078, 20332007), (1111, 19728086), (1414, 15500639), (2222, 9864043), (4949, 4428754), (7777, 2818298), (9898, 2214377), (15554, 1409149), (54439, 402614), (108878, 201307)]