21372156

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{45667}}^1$

素因数の和:45690

約数の個数: 36

約数和(自身を含む): 58181032

約数和(自身を除く): 36808876

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 45667, 91334, 137001, 182668, 274002, 411003, 548004, 593671, 822006, 1187342, 1644012, 1781013, 2374684, 3562026, 5343039, 7124052, 10686078, 21372156]

約数ペア:

[(1, 21372156), (2, 10686078), (3, 7124052), (4, 5343039), (6, 3562026), (9, 2374684), (12, 1781013), (13, 1644012), (18, 1187342), (26, 822006), (36, 593671), (39, 548004), (52, 411003), (78, 274002), (117, 182668), (156, 137001), (234, 91334), (468, 45667)]