21434556

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{12491}}^1$

素因数の和:12522

約数の個数: 48

約数和(自身を含む): 58762368

約数和(自身を除く): 37327812

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 22, 26, 33, 39, 44, 52, 66, 78, 132, 143, 156, 286, 429, 572, 858, 1716, 12491, 24982, 37473, 49964, 74946, 137401, 149892, 162383, 274802, 324766, 412203, 487149, 549604, 649532, 824406, 974298, 1648812, 1786213, 1948596, 3572426, 5358639, 7144852, 10717278, 21434556]

約数ペア:

[(1, 21434556), (2, 10717278), (3, 7144852), (4, 5358639), (6, 3572426), (11, 1948596), (12, 1786213), (13, 1648812), (22, 974298), (26, 824406), (33, 649532), (39, 549604), (44, 487149), (52, 412203), (66, 324766), (78, 274802), (132, 162383), (143, 149892), (156, 137401), (286, 74946), (429, 49964), (572, 37473), (858, 24982), (1716, 12491)]