21854272

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{839}}^1$

素因数の和:899

約数の個数: 56

約数和(自身を含む): 48646080

約数和(自身を除く): 26791808

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 37, 44, 64, 74, 88, 148, 176, 296, 352, 407, 592, 704, 814, 839, 1184, 1628, 1678, 2368, 3256, 3356, 6512, 6712, 9229, 13024, 13424, 18458, 26048, 26848, 31043, 36916, 53696, 62086, 73832, 124172, 147664, 248344, 295328, 341473, 496688, 590656, 682946, 993376, 1365892, 1986752, 2731784, 5463568, 10927136, 21854272]

約数ペア:

[(1, 21854272), (2, 10927136), (4, 5463568), (8, 2731784), (11, 1986752), (16, 1365892), (22, 993376), (32, 682946), (37, 590656), (44, 496688), (64, 341473), (74, 295328), (88, 248344), (148, 147664), (176, 124172), (296, 73832), (352, 62086), (407, 53696), (592, 36916), (704, 31043), (814, 26848), (839, 26048), (1184, 18458), (1628, 13424), (1678, 13024), (2368, 9229), (3256, 6712), (3356, 6512)]