21124908

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{27943}}^1$

素因数の和:27963

約数の個数: 48

約数和(自身を含む): 62594560

約数和(自身を除く): 41469652

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 27943, 55886, 83829, 111772, 167658, 195601, 251487, 335316, 391202, 502974, 586803, 754461, 782404, 1005948, 1173606, 1508922, 1760409, 2347212, 3017844, 3520818, 5281227, 7041636, 10562454, 21124908]

約数ペア:

[(1, 21124908), (2, 10562454), (3, 7041636), (4, 5281227), (6, 3520818), (7, 3017844), (9, 2347212), (12, 1760409), (14, 1508922), (18, 1173606), (21, 1005948), (27, 782404), (28, 754461), (36, 586803), (42, 502974), (54, 391202), (63, 335316), (84, 251487), (108, 195601), (126, 167658), (189, 111772), (252, 83829), (378, 55886), (756, 27943)]