21700128

素因数分解:

$2^5\times 3^1\times {\mathrm{19}}^1\times {\mathrm{11897}}^1$

素因数の和:11929

約数の個数: 48

約数和(自身を含む): 59965920

約数和(自身を除く): 38265792

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 76, 96, 114, 152, 228, 304, 456, 608, 912, 1824, 11897, 23794, 35691, 47588, 71382, 95176, 142764, 190352, 226043, 285528, 380704, 452086, 571056, 678129, 904172, 1142112, 1356258, 1808344, 2712516, 3616688, 5425032, 7233376, 10850064, 21700128]

約数ペア:

[(1, 21700128), (2, 10850064), (3, 7233376), (4, 5425032), (6, 3616688), (8, 2712516), (12, 1808344), (16, 1356258), (19, 1142112), (24, 904172), (32, 678129), (38, 571056), (48, 452086), (57, 380704), (76, 285528), (96, 226043), (114, 190352), (152, 142764), (228, 95176), (304, 71382), (456, 47588), (608, 35691), (912, 23794), (1824, 11897)]