21433932

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^3\times {\mathrm{271}}^1$

素因数の和:320

約数の個数: 72

約数和(自身を含む): 58909760

約数和(自身を除く): 37475828

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 169, 234, 271, 338, 468, 507, 542, 676, 813, 1014, 1084, 1521, 1626, 2028, 2197, 2439, 3042, 3252, 3523, 4394, 4878, 6084, 6591, 7046, 8788, 9756, 10569, 13182, 14092, 19773, 21138, 26364, 31707, 39546, 42276, 45799, 63414, 79092, 91598, 126828, 137397, 183196, 274794, 412191, 549588, 595387, 824382, 1190774, 1648764, 1786161, 2381548, 3572322, 5358483, 7144644, 10716966, 21433932]

約数ペア:

[(1, 21433932), (2, 10716966), (3, 7144644), (4, 5358483), (6, 3572322), (9, 2381548), (12, 1786161), (13, 1648764), (18, 1190774), (26, 824382), (36, 595387), (39, 549588), (52, 412191), (78, 274794), (117, 183196), (156, 137397), (169, 126828), (234, 91598), (271, 79092), (338, 63414), (468, 45799), (507, 42276), (542, 39546), (676, 31707), (813, 26364), (1014, 21138), (1084, 19773), (1521, 14092), (1626, 13182), (2028, 10569), (2197, 9756), (2439, 8788), (3042, 7046), (3252, 6591), (3523, 6084), (4394, 4878)]