21159696

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{25931}}^1$

素因数の和:25959

約数の個数: 40

約数和(自身を含む): 57880224

約数和(自身を除く): 36720528

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 136, 204, 272, 408, 816, 25931, 51862, 77793, 103724, 155586, 207448, 311172, 414896, 440827, 622344, 881654, 1244688, 1322481, 1763308, 2644962, 3526616, 5289924, 7053232, 10579848, 21159696]

約数ペア:

[(1, 21159696), (2, 10579848), (3, 7053232), (4, 5289924), (6, 3526616), (8, 2644962), (12, 1763308), (16, 1322481), (17, 1244688), (24, 881654), (34, 622344), (48, 440827), (51, 414896), (68, 311172), (102, 207448), (136, 155586), (204, 103724), (272, 77793), (408, 51862), (816, 25931)]